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Fix Doxygen parameter
[libav.git] / ffmpeg.c
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85f07f22 1/*
115329f1 2 * FFmpeg main
01310af2 3 * Copyright (c) 2000-2003 Fabrice Bellard
85f07f22 4 *
b78e7197
DB		 5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
bf5af568
FB		 8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
b78e7197 10 * version 2.1 of the License, or (at your option) any later version.
85f07f22 11 *
b78e7197 12 * FFmpeg is distributed in the hope that it will be useful,
85f07f22 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
bf5af568
FB		 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
85f07f22 16 *
bf5af568 17 * You should have received a copy of the GNU Lesser General Public
b78e7197 18 * License along with FFmpeg; if not, write to the Free Software
5509bffa 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
85f07f22 20 */
364a9607 21
0f4e8165
RB		 22#include "config.h"
23#include <ctype.h>
24#include <string.h>
25#include <math.h>
26#include <stdlib.h>
27#include <errno.h>
d86b83f8 28#include <signal.h>
22f7a060 29#include <limits.h>
daf8e955 30#include "avformat.h"
18a54b04 31#include "swscale.h"
10d104e4 32#include "framehook.h"
6fd46414 33#include "opt.h"
f5a478f6 34#include "fifo.h"
f7d78f36 35#include "avstring.h"
daf8e955 36
7495c306
RP		 37#if !defined(HAVE_GETRUSAGE) && defined(HAVE_GETPROCESSTIMES)
38#include <windows.h>
39#endif
40
4b54c6d0 41#if defined(HAVE_TERMIOS_H)
85f07f22
FB		 42#include <unistd.h>
43#include <fcntl.h>
44#include <sys/ioctl.h>
85f07f22 45#include <sys/time.h>
85f07f22 46#include <termios.h>
5727b222 47#include <sys/resource.h>
4b54c6d0
RP		 48#elif defined(HAVE_CONIO_H)
49#include <conio.h>
bdc4796f 50#endif
64c020a8 51#undef time //needed because HAVE_AV_CONFIG_H is defined on top
bf5af568 52#include <time.h>
85f07f22 53
f1cc88a5 54#include "version.h"
01310af2
FB		 55#include "cmdutils.h"
56
2b18dcd0
MN		 57#undef NDEBUG
58#include <assert.h>
59
8aa1e3da
MN		 60#if !defined(INFINITY) && defined(HUGE_VAL)
61#define INFINITY HUGE_VAL
62#endif
85f07f22 63
c367d067
MN		 64#undef exit
65
86074ed1
SS		 66static const char program_name[] = "FFmpeg";
67static const int program_birth_year = 2000;
68
85f07f22
FB		 69/* select an input stream for an output stream */
70typedef struct AVStreamMap {
71 int file_index;
72 int stream_index;
b4a3389e
WG		 73 int sync_file_index;
74 int sync_stream_index;
85f07f22
FB		 75} AVStreamMap;
76
0a38bafd
PB		 77/** select an input file for an output file */
78typedef struct AVMetaDataMap {
79 int out_file;
80 int in_file;
81} AVMetaDataMap;
82
85f07f22
FB		 83extern const OptionDef options[];
84
02d504a7 85static void show_help(void);
637b5326 86static int opt_default(const char *opt, const char *arg);
85f07f22
FB		 87
88#define MAX_FILES 20
89
90static AVFormatContext *input_files[MAX_FILES];
a6a92a9a 91static int64_t input_files_ts_offset[MAX_FILES];
85f07f22
FB		 92static int nb_input_files = 0;
93
94static AVFormatContext *output_files[MAX_FILES];
95static int nb_output_files = 0;
96
97static AVStreamMap stream_maps[MAX_FILES];
98static int nb_stream_maps;
99
0a38bafd
PB		 100static AVMetaDataMap meta_data_maps[MAX_FILES];
101static int nb_meta_data_maps;
102
79fdaa4c
FB		 103static AVInputFormat *file_iformat;
104static AVOutputFormat *file_oformat;
55cf1959
MN		 105static int frame_width = 0;
106static int frame_height = 0;
880e8ba7 107static float frame_aspect_ratio = 0;
644a9262 108static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
1ff93ffc
TK		 109static int frame_padtop = 0;
110static int frame_padbottom = 0;
111static int frame_padleft = 0;
112static int frame_padright = 0;
113static int padcolor[3] = {16,128,128}; /* default to black */
ab6d194a
MN		 114static int frame_topBand = 0;
115static int frame_bottomBand = 0;
116static int frame_leftBand = 0;
117static int frame_rightBand = 0;
cf7fc795 118static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
b33ece16 119static AVRational frame_rate = (AVRational) {25,1};
158c7f05 120static float video_qscale = 0;
9cdd6a24 121static int video_qdiff = 3;
84f608f4
VM		 122static uint16_t *intra_matrix = NULL;
123static uint16_t *inter_matrix = NULL;
ac2830ec 124#if 0 //experimental, (can be removed)
3aa102be
MN		 125static float video_rc_qsquish=1.0;
126static float video_rc_qmod_amp=0;
127static int video_rc_qmod_freq=0;
ac2830ec 128#endif
3aa102be
MN		 129static char *video_rc_override_string=NULL;
130static char *video_rc_eq="tex^qComp";
85f07f22 131static int video_disable = 0;
f3356e9c 132static int video_discard = 0;
4a897224 133static char *video_codec_name = NULL;
b2a2197e 134static int video_codec_tag = 0;
85f07f22 135static int same_quality = 0;
cfcf0ffd 136static int do_deinterlace = 0;
f560dd82 137static int strict = 0;
bb198e19 138static int top_field_first = -1;
f4f3223f 139static int me_threshold = 0;
1a11cbcc 140static int intra_dc_precision = 8;
5894e1bb 141static int loop_input = 0;
8108551a 142static int loop_output = AVFMT_NOOUTPUTLOOP;
0888fd22 143static int qp_hist = 0;
85f07f22 144
85f07f22
FB		 145static int intra_only = 0;
146static int audio_sample_rate = 44100;
c57c770d
JR		 147#define QSCALE_NONE -99999
148static float audio_qscale = QSCALE_NONE;
85f07f22
FB		 149static int audio_disable = 0;
150static int audio_channels = 1;
4a897224 151static char *audio_codec_name = NULL;
b2a2197e 152static int audio_codec_tag = 0;
cf7fc795
FB		 153static char *audio_language = NULL;
154
11bf3847 155static int subtitle_disable = 0;
4a897224 156static char *subtitle_codec_name = NULL;
cf7fc795 157static char *subtitle_language = NULL;
85f07f22 158
17c88cb0
MN		 159static float mux_preload= 0.5;
160static float mux_max_delay= 0.7;
2db3c638 161
0c1a9eda 162static int64_t recording_time = 0;
8831db5c 163static int64_t start_time = 0;
4568325a 164static int64_t rec_timestamp = 0;
a6a92a9a 165static int64_t input_ts_offset = 0;
85f07f22
FB		 166static int file_overwrite = 0;
167static char *str_title = NULL;
168static char *str_author = NULL;
169static char *str_copyright = NULL;
170static char *str_comment = NULL;
63d5075c 171static char *str_album = NULL;
5727b222 172static int do_benchmark = 0;
a0663ba4 173static int do_hex_dump = 0;
254abc2e 174static int do_pkt_dump = 0;
43f1708f 175static int do_psnr = 0;
5abdb4b1
FB		 176static int do_pass = 0;
177static char *pass_logfilename = NULL;
1629626f
FB		 178static int audio_stream_copy = 0;
179static int video_stream_copy = 0;
cf7fc795 180static int subtitle_stream_copy = 0;
986ebcdb
MN		 181static int video_sync_method= 1;
182static int audio_sync_method= 0;
d4d226a8 183static float audio_drift_threshold= 0.1;
72bd8100 184static int copy_ts= 0;
ca80810b 185static int opt_shortest = 0; //
90ad92b3 186static int video_global_header = 0;
b60d1379 187static char *vstats_filename;
032aa7df 188static FILE *vstats_file;
50e143c4 189static int opt_programid = 0;
5abdb4b1 190
bdfcbbed
MK		 191static int rate_emu = 0;
192
a5df11ab 193static int video_channel = 0;
df0cecdd 194static char *video_standard;
79a7c268 195
a9aa3467 196static int audio_volume = 256;
8aa3ee32 197
d9a916e2 198static int using_stdin = 0;
bee0d9e5 199static int using_vhook = 0;
f068206e 200static int verbose = 1;
9c3d33d6 201static int thread_count= 1;
b51469a0 202static int q_pressed = 0;
1008ceb3
MN		 203static int64_t video_size = 0;
204static int64_t audio_size = 0;
205static int64_t extra_size = 0;
a6a92a9a
WG		 206static int nb_frames_dup = 0;
207static int nb_frames_drop = 0;
6e454c38 208static int input_sync;
85ad1b0e 209static uint64_t limit_filesize = 0; //
d9a916e2 210
5b6d5596 211static int pgmyuv_compatibility_hack=0;
a8482aab 212static float dts_delta_threshold = 10;
5b6d5596 213
18a54b04
LA		 214static int sws_flags = SWS_BICUBIC;
215
29cc1c23
BF		 216static const char **opt_names;
217static int opt_name_count;
218static AVCodecContext *avctx_opts[CODEC_TYPE_NB];
219static AVFormatContext *avformat_opts;
220static struct SwsContext *sws_opts;
221static int64_t timer_start;
8bbf6db9 222
748c2fca
MN		 223static AVBitStreamFilterContext *video_bitstream_filters=NULL;
224static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
225static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS];
5b6d5596 226
5abdb4b1 227#define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
85f07f22 228
b4a3389e
WG		 229struct AVInputStream;
230
85f07f22
FB		 231typedef struct AVOutputStream {
232 int file_index; /* file index */
233 int index; /* stream index in the output file */
234 int source_index; /* AVInputStream index */
235 AVStream *st; /* stream in the output file */
ec5517d5
FB		 236 int encoding_needed; /* true if encoding needed for this stream */
237 int frame_number;
238 /* input pts and corresponding output pts
239 for A/V sync */
b4a3389e
WG		 240 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
241 struct AVInputStream *sync_ist; /* input stream to sync against */
e928649b 242 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
85f07f22 243 /* video only */
07d0cdfc 244 int video_resample;
a4d36c11 245 AVFrame pict_tmp; /* temporary image for resampling */
18a54b04
LA		 246 struct SwsContext *img_resample_ctx; /* for image resampling */
247 int resample_height;
34b10a57 248
07d0cdfc 249 int video_crop;
34b10a57
D		 250 int topBand; /* cropping area sizes */
251 int leftBand;
115329f1 252
07d0cdfc 253 int video_pad;
1ff93ffc
TK		 254 int padtop; /* padding area sizes */
255 int padbottom;
256 int padleft;
257 int padright;
115329f1 258
85f07f22
FB		 259 /* audio only */
260 int audio_resample;
261 ReSampleContext *resample; /* for audio resampling */
f5a478f6 262 AVFifoBuffer fifo; /* for compression: one audio fifo per codec */
5abdb4b1 263 FILE *logfile;
85f07f22
FB		 264} AVOutputStream;
265
266typedef struct AVInputStream {
267 int file_index;
268 int index;
269 AVStream *st;
270 int discard; /* true if stream data should be discarded */
271 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 272 int64_t sample_index; /* current sample */
bdfcbbed
MK		 273
274 int64_t start; /* time when read started */
275 unsigned long frame; /* current frame */
254abc2e
FB		 276 int64_t next_pts; /* synthetic pts for cases where pkt.pts
277 is not defined */
e7d0374f 278 int64_t pts; /* current pts */
ff4905a5 279 int is_start; /* is 1 at the start and after a discontinuity */
85f07f22
FB		 280} AVInputStream;
281
282typedef struct AVInputFile {
283 int eof_reached; /* true if eof reached */
284 int ist_index; /* index of first stream in ist_table */
285 int buffer_size; /* current total buffer size */
79fdaa4c 286 int nb_streams; /* nb streams we are aware of */
85f07f22
FB		 287} AVInputFile;
288
e16e49ac 289#ifdef HAVE_TERMIOS_H
bdc4796f 290
85f07f22
FB		 291/* init terminal so that we can grab keys */
292static struct termios oldtty;
d86b83f8 293#endif
85f07f22
FB		 294
295static void term_exit(void)
296{
e16e49ac 297#ifdef HAVE_TERMIOS_H
85f07f22 298 tcsetattr (0, TCSANOW, &oldtty);
d86b83f8 299#endif
85f07f22
FB		 300}
301
9680a722
RP		 302static volatile sig_atomic_t received_sigterm = 0;
303
304static void
305sigterm_handler(int sig)
306{
307 received_sigterm = sig;
308 term_exit();
309}
310
85f07f22
FB		 311static void term_init(void)
312{
e16e49ac 313#ifdef HAVE_TERMIOS_H
85f07f22
FB		 314 struct termios tty;
315
316 tcgetattr (0, &tty);
317 oldtty = tty;
318
319 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
320 |INLCR|IGNCR|ICRNL|IXON);
321 tty.c_oflag |= OPOST;
322 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
323 tty.c_cflag &= ~(CSIZE|PARENB);
324 tty.c_cflag |= CS8;
325 tty.c_cc[VMIN] = 1;
326 tty.c_cc[VTIME] = 0;
115329f1 327
85f07f22 328 tcsetattr (0, TCSANOW, &tty);
d86b83f8
RP		 329 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
330#endif
85f07f22 331
9680a722 332 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
9680a722
RP		 333 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
334 /*
335 register a function to be called at normal program termination
336 */
85f07f22 337 atexit(term_exit);
9ddd71fc
FR		 338#ifdef CONFIG_BEOS_NETSERVER
339 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
340#endif
85f07f22
FB		 341}
342
343/* read a key without blocking */
344static int read_key(void)
345{
4b54c6d0 346#if defined(HAVE_TERMIOS_H)
9ddd71fc 347 int n = 1;
85f07f22 348 unsigned char ch;
9ddd71fc
FR		 349#ifndef CONFIG_BEOS_NETSERVER
350 struct timeval tv;
85f07f22
FB		 351 fd_set rfds;
352
353 FD_ZERO(&rfds);
354 FD_SET(0, &rfds);
355 tv.tv_sec = 0;
356 tv.tv_usec = 0;
357 n = select(1, &rfds, NULL, NULL, &tv);
9ddd71fc 358#endif
85f07f22 359 if (n > 0) {
cb09b2ed
PG		 360 n = read(0, &ch, 1);
361 if (n == 1)
85f07f22 362 return ch;
cb09b2ed
PG		 363
364 return n;
85f07f22 365 }
4b54c6d0
RP		 366#elif defined(HAVE_CONIO_H)
367 if(kbhit())
368 return(getch());
d86b83f8 369#endif
85f07f22
FB		 370 return -1;
371}
372
b51469a0
LS		 373static int decode_interrupt_cb(void)
374{
375 return q_pressed || (q_pressed = read_key() == 'q');
376}
377
b29f97d1 378static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 379{
79fdaa4c 380 int i, err;
85f07f22
FB		 381 AVFormatContext *ic;
382
79fdaa4c
FB		 383 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
384 if (err < 0)
385 return err;
85f07f22
FB		 386 /* copy stream format */
387 s->nb_streams = ic->nb_streams;
388 for(i=0;i<ic->nb_streams;i++) {
389 AVStream *st;
1e491e29 390
f37f8d4c 391 // FIXME: a more elegant solution is needed
e1031171 392 st = av_mallocz(sizeof(AVStream));
85f07f22 393 memcpy(st, ic->streams[i], sizeof(AVStream));
f37f8d4c
AB		 394 st->codec = avcodec_alloc_context();
395 memcpy(st->codec, ic->streams[i]->codec, sizeof(AVCodecContext));
85f07f22
FB		 396 s->streams[i] = st;
397 }
398
399 av_close_input_file(ic);
400 return 0;
401}
402
b4a3389e
WG		 403static double
404get_sync_ipts(const AVOutputStream *ost)
405{
406 const AVInputStream *ist = ost->sync_ist;
fec401f7 407 return (double)(ist->pts - start_time)/AV_TIME_BASE;
b4a3389e
WG		 408}
409
748c2fca 410static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
0ac07031
MN		 411 int ret;
412
748c2fca
MN		 413 while(bsfc){
414 AVPacket new_pkt= *pkt;
415 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
416 &new_pkt.data, &new_pkt.size,
417 pkt->data, pkt->size,
418 pkt->flags & PKT_FLAG_KEY);
419 if(a){
420 av_free_packet(pkt);
421 new_pkt.destruct= av_destruct_packet;
422 }
423 *pkt= new_pkt;
424
425 bsfc= bsfc->next;
426 }
427
0ac07031
MN		 428 ret= av_interleaved_write_frame(s, pkt);
429 if(ret < 0){
430 print_error("av_interleaved_write_frame()", ret);
431 exit(1);
432 }
748c2fca
MN		 433}
434
817b23ff 435#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 436
115329f1
DB		 437static void do_audio_out(AVFormatContext *s,
438 AVOutputStream *ost,
85f07f22
FB		 439 AVInputStream *ist,
440 unsigned char *buf, int size)
441{
0c1a9eda 442 uint8_t *buftmp;
d66c7abc
SC		 443 static uint8_t *audio_buf = NULL;
444 static uint8_t *audio_out = NULL;
558eae03 445 const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
d66c7abc 446
85f07f22 447 int size_out, frame_bytes, ret;
01f4895c 448 AVCodecContext *enc= ost->st->codec;
85f07f22 449
d66c7abc
SC		 450 /* SC: dynamic allocation of buffers */
451 if (!audio_buf)
452 audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
453 if (!audio_out)
558eae03 454 audio_out = av_malloc(audio_out_size);
d66c7abc
SC		 455 if (!audio_buf || !audio_out)
456 return; /* Should signal an error ! */
457
986ebcdb 458 if(audio_sync_method){
115329f1 459 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
f5a478f6 460 - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2);
01f4895c
MN		 461 double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
462 int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
ff4905a5 463
986ebcdb
MN		 464 //FIXME resample delay
465 if(fabs(delta) > 50){
d4d226a8 466 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
ff4905a5 467 if(byte_delta < 0){
f41dd5aa 468 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN		 469 size += byte_delta;
470 buf -= byte_delta;
471 if(verbose > 2)
472 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
473 if(!size)
474 return;
475 ist->is_start=0;
476 }else{
477 static uint8_t *input_tmp= NULL;
478 input_tmp= av_realloc(input_tmp, byte_delta + size);
479
480 if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
481 ist->is_start=0;
482 else
483 byte_delta= MAX_AUDIO_PACKET_SIZE - size;
484
485 memset(input_tmp, 0, byte_delta);
486 memcpy(input_tmp + byte_delta, buf, size);
487 buf= input_tmp;
488 size += byte_delta;
489 if(verbose > 2)
490 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
491 }
492 }else if(audio_sync_method>1){
f66e4f5f 493 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
ff4905a5
MN		 494 assert(ost->audio_resample);
495 if(verbose > 2)
496 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
949b1a13 497// fprintf(stderr, "drift:%f len:%d opts:%"PRId64" ipts:%"PRId64" fifo:%d\n", delta, -1, ost->sync_opts, (int64_t)(get_sync_ipts(ost) * enc->sample_rate), av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2));
ff4905a5
MN		 498 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
499 }
115329f1 500 }
986ebcdb 501 }else
b4a3389e 502 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
f5a478f6 503 - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong
85f07f22
FB		 504
505 if (ost->audio_resample) {
506 buftmp = audio_buf;
115329f1 507 size_out = audio_resample(ost->resample,
85f07f22 508 (short *)buftmp, (short *)buf,
01f4895c 509 size / (ist->st->codec->channels * 2));
85f07f22
FB		 510 size_out = size_out * enc->channels * 2;
511 } else {
512 buftmp = buf;
513 size_out = size;
514 }
515
516 /* now encode as many frames as possible */
a0663ba4 517 if (enc->frame_size > 1) {
85f07f22 518 /* output resampled raw samples */
f5a478f6 519 av_fifo_write(&ost->fifo, buftmp, size_out);
85f07f22
FB		 520
521 frame_bytes = enc->frame_size * 2 * enc->channels;
115329f1 522
f5a478f6 523 while (av_fifo_read(&ost->fifo, audio_buf, frame_bytes) == 0) {
e928649b
MN		 524 AVPacket pkt;
525 av_init_packet(&pkt);
526
115329f1 527 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 528 (short *)audio_buf);
1008ceb3 529 audio_size += ret;
e928649b
MN		 530 pkt.stream_index= ost->index;
531 pkt.data= audio_out;
532 pkt.size= ret;
e7902f20 533 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 534 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 535 pkt.flags |= PKT_FLAG_KEY;
748c2fca 536 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
115329f1 537
986ebcdb 538 ost->sync_opts += enc->frame_size;
85f07f22
FB		 539 }
540 } else {
e928649b
MN		 541 AVPacket pkt;
542 av_init_packet(&pkt);
986ebcdb 543
c43042a7 544 ost->sync_opts += size_out / (2 * enc->channels);
986ebcdb 545
a0663ba4
FB		 546 /* output a pcm frame */
547 /* XXX: change encoding codec API to avoid this ? */
548 switch(enc->codec->id) {
b461b3bc
RD		 549 case CODEC_ID_PCM_S32LE:
550 case CODEC_ID_PCM_S32BE:
551 case CODEC_ID_PCM_U32LE:
552 case CODEC_ID_PCM_U32BE:
553 size_out = size_out << 1;
554 break;
555 case CODEC_ID_PCM_S24LE:
556 case CODEC_ID_PCM_S24BE:
557 case CODEC_ID_PCM_U24LE:
558 case CODEC_ID_PCM_U24BE:
559 case CODEC_ID_PCM_S24DAUD:
560 size_out = size_out / 2 * 3;
561 break;
a0663ba4
FB		 562 case CODEC_ID_PCM_S16LE:
563 case CODEC_ID_PCM_S16BE:
564 case CODEC_ID_PCM_U16LE:
565 case CODEC_ID_PCM_U16BE:
566 break;
567 default:
568 size_out = size_out >> 1;
569 break;
570 }
115329f1 571 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 572 (short *)buftmp);
1008ceb3 573 audio_size += ret;
e928649b
MN		 574 pkt.stream_index= ost->index;
575 pkt.data= audio_out;
576 pkt.size= ret;
e7902f20 577 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 578 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 579 pkt.flags |= PKT_FLAG_KEY;
748c2fca 580 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
85f07f22
FB		 581 }
582}
583
10d104e4
PG		 584static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
585{
586 AVCodecContext *dec;
587 AVPicture *picture2;
588 AVPicture picture_tmp;
0c1a9eda 589 uint8_t *buf = 0;
10d104e4 590
01f4895c 591 dec = ist->st->codec;
10d104e4
PG		 592
593 /* deinterlace : must be done before any resize */
bee0d9e5 594 if (do_deinterlace || using_vhook) {
10d104e4
PG		 595 int size;
596
597 /* create temporary picture */
598 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
599 buf = av_malloc(size);
600 if (!buf)
601 return;
115329f1 602
10d104e4
PG		 603 picture2 = &picture_tmp;
604 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
605
dafc3856 606 if (do_deinterlace){
115329f1 607 if(avpicture_deinterlace(picture2, picture,
dafc3856
MN		 608 dec->pix_fmt, dec->width, dec->height) < 0) {
609 /* if error, do not deinterlace */
610 av_free(buf);
611 buf = NULL;
612 picture2 = picture;
613 }
614 } else {
636d6a4a 615 av_picture_copy(picture2, picture, dec->pix_fmt, dec->width, dec->height);
bee0d9e5 616 }
10d104e4
PG		 617 } else {
618 picture2 = picture;
619 }
620
d0f596b4 621 if (ENABLE_VHOOK)
390d5a7c
DB		 622 frame_hook_process(picture2, dec->pix_fmt, dec->width, dec->height,
623 1000000 * ist->pts / AV_TIME_BASE);
10d104e4
PG		 624
625 if (picture != picture2)
626 *picture = *picture2;
627 *bufp = buf;
628}
629
ec5517d5
FB		 630/* we begin to correct av delay at this threshold */
631#define AV_DELAY_MAX 0.100
85f07f22 632
115329f1
DB		 633static void do_subtitle_out(AVFormatContext *s,
634 AVOutputStream *ost,
cf7fc795
FB		 635 AVInputStream *ist,
636 AVSubtitle *sub,
637 int64_t pts)
638{
639 static uint8_t *subtitle_out = NULL;
640 int subtitle_out_max_size = 65536;
641 int subtitle_out_size, nb, i;
642 AVCodecContext *enc;
643 AVPacket pkt;
644
645 if (pts == AV_NOPTS_VALUE) {
646 fprintf(stderr, "Subtitle packets must have a pts\n");
647 return;
648 }
649
01f4895c 650 enc = ost->st->codec;
cf7fc795
FB		 651
652 if (!subtitle_out) {
653 subtitle_out = av_malloc(subtitle_out_max_size);
654 }
655
656 /* Note: DVB subtitle need one packet to draw them and one other
657 packet to clear them */
658 /* XXX: signal it in the codec context ? */
659 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
660 nb = 2;
661 else
662 nb = 1;
663
664 for(i = 0; i < nb; i++) {
115329f1 665 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 666 subtitle_out_max_size, sub);
115329f1 667
cf7fc795
FB		 668 av_init_packet(&pkt);
669 pkt.stream_index = ost->index;
670 pkt.data = subtitle_out;
671 pkt.size = subtitle_out_size;
fec401f7 672 pkt.pts = av_rescale_q(pts, ist->st->time_base, ost->st->time_base);
cf7fc795
FB		 673 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
674 /* XXX: the pts correction is handled here. Maybe handling
675 it in the codec would be better */
676 if (i == 0)
677 pkt.pts += 90 * sub->start_display_time;
678 else
679 pkt.pts += 90 * sub->end_display_time;
680 }
748c2fca 681 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
cf7fc795
FB		 682 }
683}
684
8a6cb114 685static int bit_buffer_size= 1024*256;
27537106 686static uint8_t *bit_buffer= NULL;
1ff93ffc 687
115329f1
DB		 688static void do_video_out(AVFormatContext *s,
689 AVOutputStream *ost,
85f07f22 690 AVInputStream *ist,
7a0f9d7e 691 AVFrame *in_picture,
986ebcdb 692 int *frame_size)
85f07f22 693{
ec5517d5 694 int nb_frames, i, ret;
07d0cdfc 695 AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
18a54b04 696 AVFrame picture_crop_temp, picture_pad_temp;
cfcf0ffd 697 AVCodecContext *enc, *dec;
115329f1 698
a4d36c11 699 avcodec_get_frame_defaults(&picture_crop_temp);
07d0cdfc 700 avcodec_get_frame_defaults(&picture_pad_temp);
a4d36c11 701
01f4895c
MN		 702 enc = ost->st->codec;
703 dec = ist->st->codec;
85f07f22 704
ec5517d5
FB		 705 /* by default, we output a single frame */
706 nb_frames = 1;
707
204c0f48
PG		 708 *frame_size = 0;
709
986ebcdb 710 if(video_sync_method){
10d104e4 711 double vdelta;
b4a3389e 712 vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts;
e928649b
MN		 713 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
714 if (vdelta < -1.1)
715 nb_frames = 0;
716 else if (vdelta > 1.1)
70122f29 717 nb_frames = lrintf(vdelta);
949b1a13 718//fprintf(stderr, "vdelta:%f, ost->sync_opts:%"PRId64", ost->sync_ipts:%f nb_frames:%d\n", vdelta, ost->sync_opts, ost->sync_ipts, nb_frames);
50c3dd32
MN		 719 if (nb_frames == 0){
720 ++nb_frames_drop;
721 if (verbose>2)
722 fprintf(stderr, "*** drop!\n");
8300609b
MN		 723 }else if (nb_frames > 1) {
724 nb_frames_dup += nb_frames;
50c3dd32 725 if (verbose>2)
8300609b 726 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN		 727 }
728 }else
b4a3389e 729 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
445f1b83 730
7ca60994 731 nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
115329f1 732 if (nb_frames <= 0)
85f07f22 733 return;
ce7c56c2 734
07d0cdfc 735 if (ost->video_crop) {
636d6a4a 736 if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
07d0cdfc 737 av_log(NULL, AV_LOG_ERROR, "error cropping picture\n");
4e780252 738 return;
07d0cdfc
LA		 739 }
740 formatted_picture = &picture_crop_temp;
18a54b04
LA		 741 } else {
742 formatted_picture = in_picture;
07d0cdfc
LA		 743 }
744
745 final_picture = formatted_picture;
746 padding_src = formatted_picture;
747 resampling_dst = &ost->pict_tmp;
748 if (ost->video_pad) {
749 final_picture = &ost->pict_tmp;
750 if (ost->video_resample) {
636d6a4a 751 if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) {
07d0cdfc 752 av_log(NULL, AV_LOG_ERROR, "error padding picture\n");
4e780252 753 return;
07d0cdfc
LA		 754 }
755 resampling_dst = &picture_pad_temp;
756 }
757 }
758
85f07f22 759 if (ost->video_resample) {
07d0cdfc 760 padding_src = NULL;
34b10a57 761 final_picture = &ost->pict_tmp;
18a54b04
LA		 762 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
763 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
f122deb4 764 }
07d0cdfc
LA		 765
766 if (ost->video_pad) {
636d6a4a 767 av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
07d0cdfc
LA		 768 enc->height, enc->width, enc->pix_fmt,
769 ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);
85f07f22 770 }
07d0cdfc 771
85f07f22 772 /* duplicates frame if needed */
ec5517d5 773 for(i=0;i<nb_frames;i++) {
e928649b
MN		 774 AVPacket pkt;
775 av_init_packet(&pkt);
776 pkt.stream_index= ost->index;
777
e8750b00
FR		 778 if (s->oformat->flags & AVFMT_RAWPICTURE) {
779 /* raw pictures are written as AVPicture structure to
780 avoid any copies. We support temorarily the older
781 method. */
2744ca9a 782 AVFrame* old_frame = enc->coded_frame;
bb270c08 783 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN		 784 pkt.data= (uint8_t *)final_picture;
785 pkt.size= sizeof(AVPicture);
e7902f20 786 if(dec->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 787 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b
MN		 788 if(dec->coded_frame && dec->coded_frame->key_frame)
789 pkt.flags |= PKT_FLAG_KEY;
790
748c2fca 791 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
bb270c08 792 enc->coded_frame = old_frame;
e8750b00 793 } else {
492cd3a9 794 AVFrame big_picture;
a4d36c11
MN		 795
796 big_picture= *final_picture;
7a0f9d7e
FB		 797 /* better than nothing: use input picture interlaced
798 settings */
799 big_picture.interlaced_frame = in_picture->interlaced_frame;
23b254fb 800 if(avctx_opts[CODEC_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
bb198e19
MN		 801 if(top_field_first == -1)
802 big_picture.top_field_first = in_picture->top_field_first;
803 else
2a8edc5d 804 big_picture.top_field_first = top_field_first;
bb198e19 805 }
7a0f9d7e 806
85f07f22
FB		 807 /* handles sameq here. This is not correct because it may
808 not be a global option */
809 if (same_quality) {
1e491e29
MN		 810 big_picture.quality = ist->st->quality;
811 }else
812 big_picture.quality = ost->st->quality;
f4f3223f
MN		 813 if(!me_threshold)
814 big_picture.pict_type = 0;
50c3dd32 815// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN		 816 big_picture.pts= ost->sync_opts;
817// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
949b1a13 818//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
115329f1 819 ret = avcodec_encode_video(enc,
8a6cb114 820 bit_buffer, bit_buffer_size,
1e491e29 821 &big_picture);
4156a436
PI		 822 if (ret == -1) {
823 fprintf(stderr, "Video encoding failed\n");
824 exit(1);
825 }
44429457 826 //enc->frame_number = enc->real_pict_num;
4bbc6260 827 if(ret>0){
27537106 828 pkt.data= bit_buffer;
e928649b 829 pkt.size= ret;
e7902f20 830 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 831 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 832/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN		 833 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
834 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 835
e928649b
MN		 836 if(enc->coded_frame && enc->coded_frame->key_frame)
837 pkt.flags |= PKT_FLAG_KEY;
748c2fca 838 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
e928649b
MN		 839 *frame_size = ret;
840 //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
841 // enc->frame_number-1, enc->real_pict_num, ret,
842 // enc->pict_type);
843 /* if two pass, output log */
844 if (ost->logfile && enc->stats_out) {
845 fprintf(ost->logfile, "%s", enc->stats_out);
846 }
5abdb4b1 847 }
85f07f22 848 }
50c3dd32 849 ost->sync_opts++;
ec5517d5 850 ost->frame_number++;
85f07f22
FB		 851 }
852}
853
140cb663
MN		 854static double psnr(double d){
855 if(d==0) return INFINITY;
b29f97d1 856 return -10.0*log(d)/log(10.0);
140cb663
MN		 857}
858
115329f1 859static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
ec5517d5 860 int frame_size)
ce7c56c2 861{
ce7c56c2
J		 862 AVCodecContext *enc;
863 int frame_number;
ce7c56c2 864 double ti1, bitrate, avg_bitrate;
115329f1 865
b60d1379 866 /* this is executed just the first time do_video_stats is called */
032aa7df
SS		 867 if (!vstats_file) {
868 vstats_file = fopen(vstats_filename, "w");
869 if (!vstats_file) {
4bd0c2b1
BF		 870 perror("fopen");
871 exit(1);
872 }
873 }
874
01f4895c 875 enc = ost->st->codec;
ce7c56c2 876 if (enc->codec_type == CODEC_TYPE_VIDEO) {
ec5517d5 877 frame_number = ost->frame_number;
032aa7df 878 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 879 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 880 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 881
032aa7df 882 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 883 /* compute pts value */
c0df9d75 884 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J		 885 if (ti1 < 0.01)
886 ti1 = 0.01;
115329f1 887
c0df9d75 888 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 889 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 890 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 891 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
032aa7df 892 fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 893 }
ec5517d5
FB		 894}
895
b29f97d1 896static void print_report(AVFormatContext **output_files,
bb270c08
DB		 897 AVOutputStream **ost_table, int nb_ostreams,
898 int is_last_report)
ec5517d5
FB		 899{
900 char buf[1024];
901 AVOutputStream *ost;
902 AVFormatContext *oc, *os;
0c1a9eda 903 int64_t total_size;
ec5517d5
FB		 904 AVCodecContext *enc;
905 int frame_number, vid, i;
906 double bitrate, ti1, pts;
0c1a9eda 907 static int64_t last_time = -1;
0888fd22 908 static int qp_histogram[52];
115329f1 909
ec5517d5 910 if (!is_last_report) {
0c1a9eda 911 int64_t cur_time;
ec5517d5
FB		 912 /* display the report every 0.5 seconds */
913 cur_time = av_gettime();
914 if (last_time == -1) {
915 last_time = cur_time;
916 return;
115329f1 917 }
ec5517d5
FB		 918 if ((cur_time - last_time) < 500000)
919 return;
920 last_time = cur_time;
921 }
922
ce7c56c2 923
ec5517d5
FB		 924 oc = output_files[0];
925
859d95ba
MN		 926 total_size = url_fsize(&oc->pb);
927 if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
928 total_size= url_ftell(&oc->pb);
115329f1 929
ec5517d5
FB		 930 buf[0] = '\0';
931 ti1 = 1e10;
932 vid = 0;
933 for(i=0;i<nb_ostreams;i++) {
934 ost = ost_table[i];
935 os = output_files[ost->file_index];
01f4895c 936 enc = ost->st->codec;
10d104e4 937 if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
0ecca7a4 938 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
158c7f05 939 enc->coded_frame->quality/(float)FF_QP2LAMBDA);
10d104e4 940 }
ec5517d5 941 if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
7fc98937
LW		 942 float t = (av_gettime()-timer_start) / 1000000.0;
943
ec5517d5 944 frame_number = ost->frame_number;
7fc98937
LW		 945 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
946 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
947 enc->coded_frame ? enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
890972be 948 if(is_last_report)
0ecca7a4 949 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
0888fd22
MN		 950 if(qp_hist && enc->coded_frame){
951 int j;
952 int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
953 if(qp>=0 && qp<sizeof(qp_histogram)/sizeof(int))
954 qp_histogram[qp]++;
955 for(j=0; j<32; j++)
956 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
957 }
890972be
MN		 958 if (enc->flags&CODEC_FLAG_PSNR){
959 int j;
960 double error, error_sum=0;
961 double scale, scale_sum=0;
962 char type[3]= {'Y','U','V'};
0ecca7a4 963 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN		 964 for(j=0; j<3; j++){
965 if(is_last_report){
966 error= enc->error[j];
967 scale= enc->width*enc->height*255.0*255.0*frame_number;
968 }else{
969 error= enc->coded_frame->error[j];
970 scale= enc->width*enc->height*255.0*255.0;
971 }
972 if(j) scale/=4;
973 error_sum += error;
974 scale_sum += scale;
0ecca7a4 975 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 976 }
0ecca7a4 977 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 978 }
ec5517d5
FB		 979 vid = 1;
980 }
981 /* compute min output value */
43924f01 982 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 983 if ((pts < ti1) && (pts > 0))
ec5517d5
FB		 984 ti1 = pts;
985 }
986 if (ti1 < 0.01)
987 ti1 = 0.01;
115329f1 988
f068206e
BE		 989 if (verbose || is_last_report) {
990 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB		 991
992 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
ec5517d5
FB		 993 "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
994 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 995
bb270c08
DB		 996 if (verbose > 1)
997 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
998 nb_frames_dup, nb_frames_drop);
115329f1 999
d8019eb5
AD		 1000 if (verbose >= 0)
1001 fprintf(stderr, "%s \r", buf);
1002
ec5517d5
FB		 1003 fflush(stderr);
1004 }
115329f1 1005
1008ceb3
MN		 1006 if (is_last_report && verbose >= 0){
1007 int64_t raw= audio_size + video_size + extra_size;
f068206e 1008 fprintf(stderr, "\n");
1008ceb3
MN		 1009 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1010 video_size/1024.0,
1011 audio_size/1024.0,
1012 extra_size/1024.0,
1013 100.0*(total_size - raw)/raw
1014 );
1015 }
ce7c56c2
J		 1016}
1017
a700a6ae
FB		 1018/* pkt = NULL means EOF (needed to flush decoder buffers) */
1019static int output_packet(AVInputStream *ist, int ist_index,
1020 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1021 const AVPacket *pkt)
a700a6ae
FB		 1022{
1023 AVFormatContext *os;
1024 AVOutputStream *ost;
1025 uint8_t *ptr;
1026 int len, ret, i;
1027 uint8_t *data_buf;
1028 int data_size, got_picture;
1029 AVFrame picture;
a700a6ae 1030 void *buffer_to_free;
f038fe8b 1031 static unsigned int samples_size= 0;
78953e62 1032 static short *samples= NULL;
cf7fc795
FB		 1033 AVSubtitle subtitle, *subtitle_to_free;
1034 int got_subtitle;
115329f1 1035
2b18dcd0
MN		 1036 if(!pkt){
1037 ist->pts= ist->next_pts; // needed for last packet if vsync=0
1038 } else if (pkt->dts != AV_NOPTS_VALUE) { //FIXME seems redundant, as libavformat does this too
c0df9d75 1039 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
a700a6ae 1040 } else {
a603bf8d 1041// assert(ist->pts == ist->next_pts);
a700a6ae 1042 }
115329f1 1043
a700a6ae
FB		 1044 if (pkt == NULL) {
1045 /* EOF handling */
1046 ptr = NULL;
1047 len = 0;
1048 goto handle_eof;
1049 }
1050
1051 len = pkt->size;
1052 ptr = pkt->data;
1053 while (len > 0) {
1054 handle_eof:
1055 /* decode the packet if needed */
1056 data_buf = NULL; /* fail safe */
1057 data_size = 0;
cf7fc795 1058 subtitle_to_free = NULL;
a700a6ae 1059 if (ist->decoding_needed) {
01f4895c 1060 switch(ist->st->codec->codec_type) {
df84ac2e 1061 case CODEC_TYPE_AUDIO:{
115329f1 1062 if(pkt)
5508d26b 1063 samples= av_fast_realloc(samples, &samples_size, FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE));
5d55e966 1064 data_size= samples_size;
a700a6ae
FB		 1065 /* XXX: could avoid copy if PCM 16 bits with same
1066 endianness as CPU */
5d55e966 1067 ret = avcodec_decode_audio2(ist->st->codec, samples, &data_size,
a700a6ae
FB		 1068 ptr, len);
1069 if (ret < 0)
1070 goto fail_decode;
1071 ptr += ret;
1072 len -= ret;
1073 /* Some bug in mpeg audio decoder gives */
1074 /* data_size < 0, it seems they are overflows */
1075 if (data_size <= 0) {
1076 /* no audio frame */
1077 continue;
1078 }
1079 data_buf = (uint8_t *)samples;
115329f1 1080 ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) /
01f4895c 1081 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1082 break;}
a700a6ae 1083 case CODEC_TYPE_VIDEO:
01f4895c 1084 data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1085 /* XXX: allocate picture correctly */
9740beff
MN		 1086 avcodec_get_frame_defaults(&picture);
1087
115329f1 1088 ret = avcodec_decode_video(ist->st->codec,
a700a6ae
FB		 1089 &picture, &got_picture, ptr, len);
1090 ist->st->quality= picture.quality;
115329f1 1091 if (ret < 0)
a700a6ae
FB		 1092 goto fail_decode;
1093 if (!got_picture) {
1094 /* no picture yet */
1095 goto discard_packet;
1096 }
01f4895c 1097 if (ist->st->codec->time_base.num != 0) {
115329f1 1098 ist->next_pts += ((int64_t)AV_TIME_BASE *
01f4895c
MN		 1099 ist->st->codec->time_base.num) /
1100 ist->st->codec->time_base.den;
a700a6ae
FB		 1101 }
1102 len = 0;
1103 break;
cf7fc795 1104 case CODEC_TYPE_SUBTITLE:
115329f1 1105 ret = avcodec_decode_subtitle(ist->st->codec,
cf7fc795
FB		 1106 &subtitle, &got_subtitle, ptr, len);
1107 if (ret < 0)
a700a6ae 1108 goto fail_decode;
cf7fc795
FB		 1109 if (!got_subtitle) {
1110 goto discard_packet;
a700a6ae 1111 }
cf7fc795
FB		 1112 subtitle_to_free = &subtitle;
1113 len = 0;
1114 break;
1115 default:
1116 goto fail_decode;
1117 }
1118 } else {
bde0705c
LW		 1119 switch(ist->st->codec->codec_type) {
1120 case CODEC_TYPE_AUDIO:
1121 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1122 (ist->st->codec->sample_rate * ist->st->codec->channels);
1123 break;
1124 case CODEC_TYPE_VIDEO:
1125 if (ist->st->codec->time_base.num != 0) {
1126 ist->next_pts += ((int64_t)AV_TIME_BASE *
1127 ist->st->codec->time_base.num) /
1128 ist->st->codec->time_base.den;
2fef0bdf 1129 }
bde0705c 1130 break;
a700a6ae 1131 }
bde0705c
LW		 1132 data_buf = ptr;
1133 data_size = len;
1134 ret = len;
1135 len = 0;
1136 }
a700a6ae 1137
bde0705c
LW		 1138 buffer_to_free = NULL;
1139 if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1140 pre_process_video_frame(ist, (AVPicture *)&picture,
1141 &buffer_to_free);
1142 }
a700a6ae 1143
bde0705c
LW		 1144 // preprocess audio (volume)
1145 if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
1146 if (audio_volume != 256) {
1147 short *volp;
1148 volp = samples;
1149 for(i=0;i<(data_size / sizeof(short));i++) {
1150 int v = ((*volp) * audio_volume + 128) >> 8;
1151 if (v < -32768) v = -32768;
1152 if (v > 32767) v = 32767;
1153 *volp++ = v;
7e987c33
C		 1154 }
1155 }
bde0705c 1156 }
7e987c33 1157
bde0705c
LW		 1158 /* frame rate emulation */
1159 if (ist->st->codec->rate_emu) {
1160 int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec->time_base.num, 1000000, ist->st->codec->time_base.den);
1161 int64_t now = av_gettime() - ist->start;
1162 if (pts > now)
1163 usleep(pts - now);
a700a6ae 1164
bde0705c
LW		 1165 ist->frame++;
1166 }
a700a6ae
FB		 1167
1168#if 0
bde0705c
LW		 1169 /* mpeg PTS deordering : if it is a P or I frame, the PTS
1170 is the one of the next displayed one */
1171 /* XXX: add mpeg4 too ? */
1172 if (ist->st->codec->codec_id == CODEC_ID_MPEG1VIDEO) {
1173 if (ist->st->codec->pict_type != B_TYPE) {
1174 int64_t tmp;
1175 tmp = ist->last_ip_pts;
1176 ist->last_ip_pts = ist->frac_pts.val;
1177 ist->frac_pts.val = tmp;
a700a6ae 1178 }
bde0705c 1179 }
a700a6ae 1180#endif
bde0705c
LW		 1181 /* if output time reached then transcode raw format,
1182 encode packets and output them */
1183 if (start_time == 0 || ist->pts >= start_time)
1184 for(i=0;i<nb_ostreams;i++) {
1185 int frame_size;
a700a6ae 1186
bde0705c
LW		 1187 ost = ost_table[i];
1188 if (ost->source_index == ist_index) {
1189 os = output_files[ost->file_index];
a700a6ae
FB		 1190
1191#if 0
bde0705c
LW		 1192 printf("%d: got pts=%0.3f %0.3f\n", i,
1193 (double)pkt->pts / AV_TIME_BASE,
1194 ((double)ist->pts / AV_TIME_BASE) -
1195 ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
a700a6ae 1196#endif
bde0705c
LW		 1197 /* set the input output pts pairs */
1198 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1199
1200 if (ost->encoding_needed) {
1201 switch(ost->st->codec->codec_type) {
1202 case CODEC_TYPE_AUDIO:
1203 do_audio_out(os, ost, ist, data_buf, data_size);
1204 break;
1205 case CODEC_TYPE_VIDEO:
1206 do_video_out(os, ost, ist, &picture, &frame_size);
1207 video_size += frame_size;
b60d1379 1208 if (vstats_filename && frame_size)
bde0705c
LW		 1209 do_video_stats(os, ost, frame_size);
1210 break;
1211 case CODEC_TYPE_SUBTITLE:
1212 do_subtitle_out(os, ost, ist, &subtitle,
1213 pkt->pts);
1214 break;
1215 default:
0f4e8165 1216 abort();
bde0705c
LW		 1217 }
1218 } else {
1219 AVFrame avframe; //FIXME/XXX remove this
1220 AVPacket opkt;
1221 av_init_packet(&opkt);
1222
7cacf1e8
MN		 1223 if (!ost->frame_number && !(pkt->flags & PKT_FLAG_KEY))
1224 continue;
1225
bde0705c
LW		 1226 /* no reencoding needed : output the packet directly */
1227 /* force the input stream PTS */
1228
1229 avcodec_get_frame_defaults(&avframe);
1230 ost->st->codec->coded_frame= &avframe;
1231 avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
1232
1233 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO)
1234 audio_size += data_size;
1235 else if (ost->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1236 video_size += data_size;
1237 ost->sync_opts++;
1238 }
1239
1240 opkt.stream_index= ost->index;
1241 if(pkt->pts != AV_NOPTS_VALUE)
fec401f7 1242 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base);
bde0705c
LW		 1243 else
1244 opkt.pts= AV_NOPTS_VALUE;
1245
bde0705c 1246 if (pkt->dts == AV_NOPTS_VALUE)
c0dd7b7c 1247 opkt.dts = av_rescale_q(ist->next_pts, AV_TIME_BASE_Q, ost->st->time_base);
6c55b27f 1248 else
c0dd7b7c
MN		 1249 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
1250
a03d59b7 1251 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW		 1252 opkt.flags= pkt->flags;
1253
1254 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
1255 if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
1256 opkt.destruct= av_destruct_packet;
1257
1258 write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][pkt->stream_index]);
1259 ost->st->codec->frame_number++;
1260 ost->frame_number++;
1261 av_free_packet(&opkt);
a700a6ae
FB		 1262 }
1263 }
bde0705c
LW		 1264 }
1265 av_free(buffer_to_free);
1266 /* XXX: allocate the subtitles in the codec ? */
1267 if (subtitle_to_free) {
1268 if (subtitle_to_free->rects != NULL) {
1269 for (i = 0; i < subtitle_to_free->num_rects; i++) {
1270 av_free(subtitle_to_free->rects[i].bitmap);
1271 av_free(subtitle_to_free->rects[i].rgba_palette);
c6ec28b1 1272 }
bde0705c 1273 av_freep(&subtitle_to_free->rects);
cf7fc795 1274 }
bde0705c
LW		 1275 subtitle_to_free->num_rects = 0;
1276 subtitle_to_free = NULL;
a700a6ae 1277 }
bde0705c 1278 }
a700a6ae 1279 discard_packet:
6f824977
MN		 1280 if (pkt == NULL) {
1281 /* EOF handling */
115329f1 1282
6f824977
MN		 1283 for(i=0;i<nb_ostreams;i++) {
1284 ost = ost_table[i];
1285 if (ost->source_index == ist_index) {
01f4895c 1286 AVCodecContext *enc= ost->st->codec;
6f824977 1287 os = output_files[ost->file_index];
115329f1 1288
01f4895c 1289 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1290 continue;
01f4895c 1291 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN		 1292 continue;
1293
1294 if (ost->encoding_needed) {
1295 for(;;) {
1296 AVPacket pkt;
cef7cc72 1297 int fifo_bytes;
6f824977
MN		 1298 av_init_packet(&pkt);
1299 pkt.stream_index= ost->index;
115329f1 1300
01f4895c 1301 switch(ost->st->codec->codec_type) {
115329f1 1302 case CODEC_TYPE_AUDIO:
f5a478f6 1303 fifo_bytes = av_fifo_size(&ost->fifo);
cef7cc72
JR		 1304 ret = 0;
1305 /* encode any samples remaining in fifo */
1306 if(fifo_bytes > 0 && enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1307 int fs_tmp = enc->frame_size;
1308 enc->frame_size = fifo_bytes / (2 * enc->channels);
f5a478f6 1309 if(av_fifo_read(&ost->fifo, (uint8_t *)samples, fifo_bytes) == 0) {
cef7cc72
JR		 1310 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
1311 }
1312 enc->frame_size = fs_tmp;
9e0db7d5
MN		 1313 }
1314 if(ret <= 0) {
cef7cc72
JR		 1315 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1316 }
6f824977
MN		 1317 audio_size += ret;
1318 pkt.flags |= PKT_FLAG_KEY;
1319 break;
1320 case CODEC_TYPE_VIDEO:
8a6cb114 1321 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
6f824977
MN		 1322 video_size += ret;
1323 if(enc->coded_frame && enc->coded_frame->key_frame)
1324 pkt.flags |= PKT_FLAG_KEY;
1325 if (ost->logfile && enc->stats_out) {
1326 fprintf(ost->logfile, "%s", enc->stats_out);
1327 }
1328 break;
1329 default:
1330 ret=-1;
1331 }
115329f1 1332
6f824977
MN		 1333 if(ret<=0)
1334 break;
27537106 1335 pkt.data= bit_buffer;
6f824977 1336 pkt.size= ret;
e7902f20 1337 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1338 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
748c2fca 1339 write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
6f824977
MN		 1340 }
1341 }
1342 }
1343 }
1344 }
115329f1 1345
a700a6ae
FB		 1346 return 0;
1347 fail_decode:
1348 return -1;
1349}
1350
6d1ba1ac
LA		 1351static void print_sdp(AVFormatContext **avc, int n)
1352{
1353 char sdp[2048];
1354
1355 avf_sdp_create(avc, n, sdp, sizeof(sdp));
1356 printf("SDP:\n%s\n", sdp);
1357}
a700a6ae 1358
50e143c4
NS		 1359static int stream_index_from_inputs(AVFormatContext **input_files,
1360 int nb_input_files,
1361 AVInputFile *file_table,
1362 AVInputStream **ist_table,
1363 enum CodecType type,
1364 int programid)
1365{
c1a4cdf9 1366 int p, q, z;
50e143c4
NS		 1367 for(z=0; z<nb_input_files; z++) {
1368 AVFormatContext *ic = input_files[z];
1369 for(p=0; p<ic->nb_programs; p++) {
1370 AVProgram *program = ic->programs[p];
1371 if(program->id != programid)
1372 continue;
1373 for(q=0; q<program->nb_stream_indexes; q++) {
1374 int sidx = program->stream_index[q];
1375 int ris = file_table[z].ist_index + sidx;
1376 if(ist_table[ris]->discard && ic->streams[sidx]->codec->codec_type == type)
1377 return ris;
1378 }
1379 }
1380 }
1381
1382 return -1;
1383}
1384
85f07f22
FB		 1385/*
1386 * The following code is the main loop of the file converter
1387 */
1388static int av_encode(AVFormatContext **output_files,
1389 int nb_output_files,
1390 AVFormatContext **input_files,
1391 int nb_input_files,
1392 AVStreamMap *stream_maps, int nb_stream_maps)
1393{
445f1b83 1394 int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB		 1395 AVFormatContext *is, *os;
1396 AVCodecContext *codec, *icodec;
1397 AVOutputStream *ost, **ost_table = NULL;
1398 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1399 AVInputFile *file_table;
cb09b2ed 1400 int key;
6d1ba1ac 1401 int want_sdp = 1;
bdc4796f 1402
51bd4565 1403 file_table= (AVInputFile*) av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB		 1404 if (!file_table)
1405 goto fail;
115329f1 1406
85f07f22
FB		 1407 /* input stream init */
1408 j = 0;
1409 for(i=0;i<nb_input_files;i++) {
1410 is = input_files[i];
1411 file_table[i].ist_index = j;
79fdaa4c 1412 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB		 1413 j += is->nb_streams;
1414 }
1415 nb_istreams = j;
1416
1417 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1418 if (!ist_table)
bdc4796f 1419 goto fail;
115329f1 1420
85f07f22
FB		 1421 for(i=0;i<nb_istreams;i++) {
1422 ist = av_mallocz(sizeof(AVInputStream));
1423 if (!ist)
1424 goto fail;
1425 ist_table[i] = ist;
1426 }
1427 j = 0;
1428 for(i=0;i<nb_input_files;i++) {
1429 is = input_files[i];
1430 for(k=0;k<is->nb_streams;k++) {
1431 ist = ist_table[j++];
1432 ist->st = is->streams[k];
1433 ist->file_index = i;
1434 ist->index = k;
1435 ist->discard = 1; /* the stream is discarded by default
1436 (changed later) */
bdfcbbed 1437
01f4895c 1438 if (ist->st->codec->rate_emu) {
bdfcbbed
MK		 1439 ist->start = av_gettime();
1440 ist->frame = 0;
1441 }
85f07f22
FB		 1442 }
1443 }
1444
1445 /* output stream init */
1446 nb_ostreams = 0;
1447 for(i=0;i<nb_output_files;i++) {
1448 os = output_files[i];
8a7bde1c
BC		 1449 if (!os->nb_streams) {
1450 fprintf(stderr, "Output file does not contain any stream\n");
1451 exit(1);
1452 }
85f07f22
FB		 1453 nb_ostreams += os->nb_streams;
1454 }
1455 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1456 fprintf(stderr, "Number of stream maps must match number of output streams\n");
1457 exit(1);
1458 }
1459
bd073980
BF		 1460 /* Sanity check the mapping args -- do the input files & streams exist? */
1461 for(i=0;i<nb_stream_maps;i++) {
1462 int fi = stream_maps[i].file_index;
1463 int si = stream_maps[i].stream_index;
115329f1 1464
bd073980
BF		 1465 if (fi < 0 || fi > nb_input_files - 1 ||
1466 si < 0 || si > file_table[fi].nb_streams - 1) {
1467 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
1468 exit(1);
1469 }
b4a3389e
WG		 1470 fi = stream_maps[i].sync_file_index;
1471 si = stream_maps[i].sync_stream_index;
1472 if (fi < 0 || fi > nb_input_files - 1 ||
1473 si < 0 || si > file_table[fi].nb_streams - 1) {
1474 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
1475 exit(1);
1476 }
bd073980 1477 }
115329f1 1478
85f07f22
FB		 1479 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1480 if (!ost_table)
1481 goto fail;
1482 for(i=0;i<nb_ostreams;i++) {
1483 ost = av_mallocz(sizeof(AVOutputStream));
1484 if (!ost)
1485 goto fail;
1486 ost_table[i] = ost;
1487 }
115329f1 1488
85f07f22
FB		 1489 n = 0;
1490 for(k=0;k<nb_output_files;k++) {
1491 os = output_files[k];
1492 for(i=0;i<os->nb_streams;i++) {
1493 int found;
1494 ost = ost_table[n++];
1495 ost->file_index = k;
1496 ost->index = i;
1497 ost->st = os->streams[i];
1498 if (nb_stream_maps > 0) {
115329f1 1499 ost->source_index = file_table[stream_maps[n-1].file_index].ist_index +
85f07f22 1500 stream_maps[n-1].stream_index;
115329f1 1501
bd073980 1502 /* Sanity check that the stream types match */
01f4895c 1503 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
bd073980
BF		 1504 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
1505 stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
1506 ost->file_index, ost->index);
1507 exit(1);
1508 }
115329f1 1509
85f07f22 1510 } else {
50e143c4
NS		 1511 if(opt_programid) {
1512 found = 0;
1513 j = stream_index_from_inputs(input_files, nb_input_files, file_table, ist_table, ost->st->codec->codec_type, opt_programid);
1514 if(j != -1) {
1515 ost->source_index = j;
1516 found = 1;
1517 }
1518 } else {
a15bc651
NS		 1519 /* get corresponding input stream index : we select the first one with the right type */
1520 found = 0;
85f07f22
FB		 1521 for(j=0;j<nb_istreams;j++) {
1522 ist = ist_table[j];
a15bc651
NS		 1523 if (ist->discard &&
1524 ist->st->codec->codec_type == ost->st->codec->codec_type) {
85f07f22
FB		 1525 ost->source_index = j;
1526 found = 1;
a15bc651 1527 break;
85f07f22
FB		 1528 }
1529 }
a15bc651
NS		 1530 }
1531
1532 if (!found) {
1533 if(! opt_programid) {
1534 /* try again and reuse existing stream */
1535 for(j=0;j<nb_istreams;j++) {
1536 ist = ist_table[j];
1537 if (ist->st->codec->codec_type == ost->st->codec->codec_type) {
1538 ost->source_index = j;
1539 found = 1;
1540 }
1541 }
50e143c4 1542 }
85f07f22
FB		 1543 if (!found) {
1544 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1545 ost->file_index, ost->index);
1546 exit(1);
1547 }
1548 }
1549 }
1550 ist = ist_table[ost->source_index];
1551 ist->discard = 0;
b4a3389e
WG		 1552 ost->sync_ist = (nb_stream_maps > 0) ?
1553 ist_table[file_table[stream_maps[n-1].sync_file_index].ist_index +
1554 stream_maps[n-1].sync_stream_index] : ist;
85f07f22
FB		 1555 }
1556 }
1557
85f07f22
FB		 1558 /* for each output stream, we compute the right encoding parameters */
1559 for(i=0;i<nb_ostreams;i++) {
1560 ost = ost_table[i];
365515ac 1561 os = output_files[ost->file_index];
85f07f22
FB		 1562 ist = ist_table[ost->source_index];
1563
01f4895c
MN		 1564 codec = ost->st->codec;
1565 icodec = ist->st->codec;
85f07f22 1566
8e0d882b
AJ		 1567 if (!ost->st->language[0])
1568 av_strlcpy(ost->st->language, ist->st->language,
1569 sizeof(ost->st->language));
1570
1629626f
FB		 1571 if (ost->st->stream_copy) {
1572 /* if stream_copy is selected, no need to decode or encode */
1573 codec->codec_id = icodec->codec_id;
1574 codec->codec_type = icodec->codec_type;
365515ac
MN		 1575
1576 if(!codec->codec_tag){
1577 if( !os->oformat->codec_tag
1578 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) > 0
1579 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
1580 codec->codec_tag = icodec->codec_tag;
1581 }
1582
1629626f 1583 codec->bit_rate = icodec->bit_rate;
dffbfd06
MN		 1584 codec->extradata= icodec->extradata;
1585 codec->extradata_size= icodec->extradata_size;
4408e75e 1586 if(av_q2d(icodec->time_base) > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/1000)
d29de719
MN		 1587 codec->time_base = icodec->time_base;
1588 else
1589 codec->time_base = ist->st->time_base;
1629626f
FB		 1590 switch(codec->codec_type) {
1591 case CODEC_TYPE_AUDIO:
1592 codec->sample_rate = icodec->sample_rate;
1593 codec->channels = icodec->channels;
0a3b0447 1594 codec->frame_size = icodec->frame_size;
c1344911 1595 codec->block_align= icodec->block_align;
4efd6f58
MN		 1596 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
1597 codec->block_align= 0;
1629626f
FB		 1598 break;
1599 case CODEC_TYPE_VIDEO:
8d74e55b
MD		 1600 if(using_vhook) {
1601 fprintf(stderr,"-vcodec copy and -vhook are incompatible (frames are not decoded)\n");
1602 exit(1);
1603 }
9df3437f 1604 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB		 1605 codec->width = icodec->width;
1606 codec->height = icodec->height;
ff8cc24b 1607 codec->has_b_frames = icodec->has_b_frames;
1629626f 1608 break;
cf7fc795
FB		 1609 case CODEC_TYPE_SUBTITLE:
1610 break;
1629626f 1611 default:
0f4e8165 1612 abort();
1629626f
FB		 1613 }
1614 } else {
1615 switch(codec->codec_type) {
1616 case CODEC_TYPE_AUDIO:
f5a478f6 1617 if (av_fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE))
85f07f22 1618 goto fail;
115329f1 1619
85f07f22
FB		 1620 if (codec->channels == icodec->channels &&
1621 codec->sample_rate == icodec->sample_rate) {
1622 ost->audio_resample = 0;
1623 } else {
e0d2714a 1624 if (codec->channels != icodec->channels &&
23c99253
MN		 1625 (icodec->codec_id == CODEC_ID_AC3 ||
1626 icodec->codec_id == CODEC_ID_DTS)) {
1627 /* Special case for 5:1 AC3 and DTS input */
e0d2714a 1628 /* and mono or stereo output */
6dc96cb0
J		 1629 /* Request specific number of channels */
1630 icodec->channels = codec->channels;
1631 if (codec->sample_rate == icodec->sample_rate)
1632 ost->audio_resample = 0;
1633 else {
1634 ost->audio_resample = 1;
6dc96cb0 1635 }
e0d2714a 1636 } else {
115329f1 1637 ost->audio_resample = 1;
986ebcdb
MN		 1638 }
1639 }
ff4905a5 1640 if(audio_sync_method>1)
986ebcdb
MN		 1641 ost->audio_resample = 1;
1642
1643 if(ost->audio_resample){
1644 ost->resample = audio_resample_init(codec->channels, icodec->channels,
1645 codec->sample_rate, icodec->sample_rate);
1646 if(!ost->resample){
1647 printf("Can't resample. Aborting.\n");
0f4e8165 1648 abort();
e0d2714a 1649 }
85f07f22
FB		 1650 }
1651 ist->decoding_needed = 1;
1652 ost->encoding_needed = 1;
1629626f
FB		 1653 break;
1654 case CODEC_TYPE_VIDEO:
c3f11d19
LA		 1655 ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
1656 ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
1657 ost->video_resample = ((codec->width != icodec->width -
1658 (frame_leftBand + frame_rightBand) +
1659 (frame_padleft + frame_padright)) ||
1660 (codec->height != icodec->height -
1661 (frame_topBand + frame_bottomBand) +
18a54b04
LA		 1662 (frame_padtop + frame_padbottom)) ||
1663 (codec->pix_fmt != icodec->pix_fmt));
c3f11d19 1664 if (ost->video_crop) {
34b10a57
D		 1665 ost->topBand = frame_topBand;
1666 ost->leftBand = frame_leftBand;
c3f11d19
LA		 1667 }
1668 if (ost->video_pad) {
1ff93ffc
TK		 1669 ost->padtop = frame_padtop;
1670 ost->padleft = frame_padleft;
1671 ost->padbottom = frame_padbottom;
1672 ost->padright = frame_padright;
c3f11d19
LA		 1673 if (!ost->video_resample) {
1674 avcodec_get_frame_defaults(&ost->pict_tmp);
1675 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1676 codec->width, codec->height ) )
1677 goto fail;
1678 }
1679 }
1680 if (ost->video_resample) {
2de28abb 1681 avcodec_get_frame_defaults(&ost->pict_tmp);
18a54b04 1682 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
eddc482d
BC		 1683 codec->width, codec->height ) ) {
1684 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
7a168618 1685 exit(1);
eddc482d 1686 }
9de8e6ac 1687 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
18a54b04
LA		 1688 ost->img_resample_ctx = sws_getContext(
1689 icodec->width - (frame_leftBand + frame_rightBand),
1690 icodec->height - (frame_topBand + frame_bottomBand),
1691 icodec->pix_fmt,
07d0cdfc
LA		 1692 codec->width - (frame_padleft + frame_padright),
1693 codec->height - (frame_padtop + frame_padbottom),
18a54b04
LA		 1694 codec->pix_fmt,
1695 sws_flags, NULL, NULL, NULL);
0b50ac8a
LA		 1696 if (ost->img_resample_ctx == NULL) {
1697 fprintf(stderr, "Cannot get resampling context\n");
1698 exit(1);
1699 }
18a54b04 1700 ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
85f07f22
FB		 1701 }
1702 ost->encoding_needed = 1;
1703 ist->decoding_needed = 1;
1629626f 1704 break;
cf7fc795
FB		 1705 case CODEC_TYPE_SUBTITLE:
1706 ost->encoding_needed = 1;
1707 ist->decoding_needed = 1;
1708 break;
1629626f 1709 default:
0f4e8165 1710 abort();
cf7fc795 1711 break;
85f07f22 1712 }
1629626f 1713 /* two pass mode */
115329f1 1714 if (ost->encoding_needed &&
1629626f
FB		 1715 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1716 char logfilename[1024];
1717 FILE *f;
1718 int size;
1719 char *logbuffer;
115329f1
DB		 1720
1721 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
1722 pass_logfilename ?
1629626f
FB		 1723 pass_logfilename : DEFAULT_PASS_LOGFILENAME, i);
1724 if (codec->flags & CODEC_FLAG_PASS1) {
1725 f = fopen(logfilename, "w");
1726 if (!f) {
1727 perror(logfilename);
1728 exit(1);
1729 }
1730 ost->logfile = f;
1731 } else {
1732 /* read the log file */
1733 f = fopen(logfilename, "r");
1734 if (!f) {
1735 perror(logfilename);
1736 exit(1);
1737 }
1738 fseek(f, 0, SEEK_END);
1739 size = ftell(f);
1740 fseek(f, 0, SEEK_SET);
1741 logbuffer = av_malloc(size + 1);
1742 if (!logbuffer) {
1743 fprintf(stderr, "Could not allocate log buffer\n");
1744 exit(1);
1745 }
4776fa92 1746 size = fread(logbuffer, 1, size, f);
1629626f
FB		 1747 fclose(f);
1748 logbuffer[size] = '\0';
1749 codec->stats_in = logbuffer;
5abdb4b1 1750 }
5abdb4b1
FB		 1751 }
1752 }
8a6cb114
MN		 1753 if(codec->codec_type == CODEC_TYPE_VIDEO){
1754 int size= codec->width * codec->height;
1755 bit_buffer_size= FFMAX(bit_buffer_size, 4*size);
1756 }
85f07f22
FB		 1757 }
1758
8a6cb114
MN		 1759 if (!bit_buffer)
1760 bit_buffer = av_malloc(bit_buffer_size);
1761 if (!bit_buffer)
1762 goto fail;
1763
1629626f
FB		 1764 /* dump the file output parameters - cannot be done before in case
1765 of stream copy */
1766 for(i=0;i<nb_output_files;i++) {
1767 dump_format(output_files[i], i, output_files[i]->filename, 1);
1768 }
1769
1770 /* dump the stream mapping */
d8019eb5
AD		 1771 if (verbose >= 0) {
1772 fprintf(stderr, "Stream mapping:\n");
1773 for(i=0;i<nb_ostreams;i++) {
1774 ost = ost_table[i];
b4a3389e 1775 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
d8019eb5
AD		 1776 ist_table[ost->source_index]->file_index,
1777 ist_table[ost->source_index]->index,
115329f1 1778 ost->file_index,
d8019eb5 1779 ost->index);
b4a3389e
WG		 1780 if (ost->sync_ist != ist_table[ost->source_index])
1781 fprintf(stderr, " [sync #%d.%d]",
1782 ost->sync_ist->file_index,
1783 ost->sync_ist->index);
1784 fprintf(stderr, "\n");
d8019eb5 1785 }
1629626f
FB		 1786 }
1787
85f07f22
FB		 1788 /* open each encoder */
1789 for(i=0;i<nb_ostreams;i++) {
1790 ost = ost_table[i];
1791 if (ost->encoding_needed) {
1792 AVCodec *codec;
01f4895c 1793 codec = avcodec_find_encoder(ost->st->codec->codec_id);
85f07f22 1794 if (!codec) {
115329f1 1795 fprintf(stderr, "Unsupported codec for output stream #%d.%d\n",
85f07f22
FB		 1796 ost->file_index, ost->index);
1797 exit(1);
1798 }
01f4895c 1799 if (avcodec_open(ost->st->codec, codec) < 0) {
115329f1 1800 fprintf(stderr, "Error while opening codec for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height\n",
85f07f22
FB		 1801 ost->file_index, ost->index);
1802 exit(1);
1803 }
01f4895c 1804 extra_size += ost->st->codec->extradata_size;
85f07f22
FB		 1805 }
1806 }
1807
1808 /* open each decoder */
1809 for(i=0;i<nb_istreams;i++) {
1810 ist = ist_table[i];
1811 if (ist->decoding_needed) {
1812 AVCodec *codec;
01f4895c 1813 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 1814 if (!codec) {
115329f1 1815 fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n",
01f4895c 1816 ist->st->codec->codec_id, ist->file_index, ist->index);
85f07f22
FB		 1817 exit(1);
1818 }
01f4895c 1819 if (avcodec_open(ist->st->codec, codec) < 0) {
115329f1 1820 fprintf(stderr, "Error while opening codec for input stream #%d.%d\n",
85f07f22
FB		 1821 ist->file_index, ist->index);
1822 exit(1);
1823 }
01f4895c
MN		 1824 //if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO)
1825 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB		 1826 }
1827 }
1828
1829 /* init pts */
1830 for(i=0;i<nb_istreams;i++) {
1831 ist = ist_table[i];
bb270c08 1832 is = input_files[ist->file_index];
e7d0374f 1833 ist->pts = 0;
fec401f7 1834 ist->next_pts=0;
de2aeaef
MN		 1835 if( input_files_ts_offset[ist->file_index] != -is->start_time
1836 && !(is->start_time == AV_NOPTS_VALUE && input_files_ts_offset[ist->file_index]==0))
fdb86eb1 1837 ist->next_pts= AV_NOPTS_VALUE;
ff4905a5 1838 ist->is_start = 1;
85f07f22 1839 }
bd1b79a1 1840
0a38bafd
PB		 1841 /* set meta data information from input file if required */
1842 for (i=0;i<nb_meta_data_maps;i++) {
1843 AVFormatContext *out_file;
1844 AVFormatContext *in_file;
1845
1846 int out_file_index = meta_data_maps[i].out_file;
1847 int in_file_index = meta_data_maps[i].in_file;
1848 if ( out_file_index < 0 || out_file_index >= nb_output_files ) {
1849 fprintf(stderr, "Invalid output file index %d map_meta_data(%d,%d)\n", out_file_index, out_file_index, in_file_index);
8fa36ae0 1850 ret = AVERROR(EINVAL);
0a38bafd
PB		 1851 goto fail;
1852 }
1853 if ( in_file_index < 0 || in_file_index >= nb_input_files ) {
1854 fprintf(stderr, "Invalid input file index %d map_meta_data(%d,%d)\n", in_file_index, out_file_index, in_file_index);
8fa36ae0 1855 ret = AVERROR(EINVAL);
0a38bafd 1856 goto fail;
115329f1
DB		 1857 }
1858
0a38bafd
PB		 1859 out_file = output_files[out_file_index];
1860 in_file = input_files[in_file_index];
1861
1862 strcpy(out_file->title, in_file->title);
1863 strcpy(out_file->author, in_file->author);
1864 strcpy(out_file->copyright, in_file->copyright);
1865 strcpy(out_file->comment, in_file->comment);
1866 strcpy(out_file->album, in_file->album);
1867 out_file->year = in_file->year;
1868 out_file->track = in_file->track;
1869 strcpy(out_file->genre, in_file->genre);
1870 }
115329f1 1871
85f07f22
FB		 1872 /* open files and write file headers */
1873 for(i=0;i<nb_output_files;i++) {
1874 os = output_files[i];
79fdaa4c 1875 if (av_write_header(os) < 0) {
65bf3c53 1876 fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i);
8fa36ae0 1877 ret = AVERROR(EINVAL);
a38469e1
FB		 1878 goto fail;
1879 }
6d1ba1ac
LA		 1880 if (strcmp(output_files[i]->oformat->name, "rtp")) {
1881 want_sdp = 0;
1882 }
1883 }
1884 if (want_sdp) {
1885 print_sdp(output_files, nb_output_files);
85f07f22
FB		 1886 }
1887
d8019eb5 1888 if ( !using_stdin && verbose >= 0) {
d9a916e2 1889 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS		 1890 url_set_interrupt_cb(decode_interrupt_cb);
1891 }
a38469e1
FB		 1892 term_init();
1893
cb09b2ed 1894 key = -1;
7fc98937 1895 timer_start = av_gettime();
51bd4565 1896
d9a916e2 1897 for(; received_sigterm == 0;) {
85f07f22
FB		 1898 int file_index, ist_index;
1899 AVPacket pkt;
a9aeda81
PB		 1900 double ipts_min;
1901 double opts_min;
23ffe323 1902
85f07f22 1903 redo:
a9aeda81
PB		 1904 ipts_min= 1e100;
1905 opts_min= 1e100;
a38469e1 1906 /* if 'q' pressed, exits */
d9a916e2 1907 if (!using_stdin) {
b51469a0
LS		 1908 if (q_pressed)
1909 break;
cb09b2ed
PG		 1910 /* read_key() returns 0 on EOF */
1911 key = read_key();
1912 if (key == 'q')
1913 break;
1914 }
a38469e1 1915
ec5517d5
FB		 1916 /* select the stream that we must read now by looking at the
1917 smallest output pts */
85f07f22 1918 file_index = -1;
ec5517d5 1919 for(i=0;i<nb_ostreams;i++) {
23ffe323 1920 double ipts, opts;
ec5517d5
FB		 1921 ost = ost_table[i];
1922 os = output_files[ost->file_index];
1923 ist = ist_table[ost->source_index];
01f4895c
MN		 1924 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO)
1925 opts = ost->sync_opts * av_q2d(ost->st->codec->time_base);
23ffe323 1926 else
c0df9d75 1927 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN		 1928 ipts = (double)ist->pts;
1929 if (!file_table[ist->file_index].eof_reached){
1930 if(ipts < ipts_min) {
1931 ipts_min = ipts;
1932 if(input_sync ) file_index = ist->file_index;
1933 }
1934 if(opts < opts_min) {
1935 opts_min = opts;
1936 if(!input_sync) file_index = ist->file_index;
1937 }
85f07f22 1938 }
01f4895c 1939 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN		 1940 file_index= -1;
1941 break;
1942 }
85f07f22
FB		 1943 }
1944 /* if none, if is finished */
51bd4565 1945 if (file_index < 0) {
85f07f22 1946 break;
ec5517d5
FB		 1947 }
1948
85f07f22 1949 /* finish if recording time exhausted */
23ffe323 1950 if (recording_time > 0 && opts_min >= (recording_time / 1000000.0))
85f07f22 1951 break;
ec5517d5 1952
b6e16b86 1953 /* finish if limit size exhausted */
f9645d7c 1954 if (limit_filesize != 0 && limit_filesize < url_ftell(&output_files[0]->pb))
b6e16b86
C		 1955 break;
1956
254abc2e 1957 /* read a frame from it and output it in the fifo */
85f07f22 1958 is = input_files[file_index];
254abc2e 1959 if (av_read_frame(is, &pkt) < 0) {
85f07f22 1960 file_table[file_index].eof_reached = 1;
d24ce947
AB		 1961 if (opt_shortest)
1962 break;
1963 else
1964 continue;
85f07f22 1965 }
303e50e6 1966
254abc2e 1967 if (do_pkt_dump) {
750f0e1f 1968 av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
817b23ff 1969 }
79fdaa4c
FB		 1970 /* the following test is needed in case new streams appear
1971 dynamically in stream : we ignore them */
1972 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 1973 goto discard_packet;
85f07f22
FB		 1974 ist_index = file_table[file_index].ist_index + pkt.stream_index;
1975 ist = ist_table[ist_index];
bf5af568
FB		 1976 if (ist->discard)
1977 goto discard_packet;
85f07f22 1978
fec401f7
MN		 1979 if (pkt.dts != AV_NOPTS_VALUE)
1980 pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
1981 if (pkt.pts != AV_NOPTS_VALUE)
1982 pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
1983
949b1a13 1984// fprintf(stderr, "next:%"PRId64" dts:%"PRId64" off:%"PRId64" %d\n", ist->next_pts, pkt.dts, input_files_ts_offset[ist->file_index], ist->st->codec->codec_type);
fdb86eb1 1985 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE) {
81d6d520
MN		 1986 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
1987 int64_t delta= pkt_dts - ist->next_pts;
1988 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
72bd8100
MN		 1989 input_files_ts_offset[ist->file_index]-= delta;
1990 if (verbose > 2)
4733abcb 1991 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
fec401f7
MN		 1992 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
1993 if(pkt.pts != AV_NOPTS_VALUE)
1994 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN		 1995 }
1996 }
1997
8831db5c 1998 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 1999 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD		 2000
2001 if (verbose >= 0)
2002 fprintf(stderr, "Error while decoding stream #%d.%d\n",
2003 ist->file_index, ist->index);
2004
a700a6ae
FB		 2005 av_free_packet(&pkt);
2006 goto redo;
fe08925f 2007 }
cf7fc795 2008
bf5af568 2009 discard_packet:
85f07f22 2010 av_free_packet(&pkt);
115329f1 2011
ec5517d5
FB		 2012 /* dump report by using the output first video and audio streams */
2013 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2014 }
a700a6ae
FB		 2015
2016 /* at the end of stream, we must flush the decoder buffers */
2017 for(i=0;i<nb_istreams;i++) {
2018 ist = ist_table[i];
2019 if (ist->decoding_needed) {
2020 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2021 }
2022 }
2023
a38469e1 2024 term_exit();
85f07f22 2025
c4e37247
MN		 2026 /* write the trailer if needed and close file */
2027 for(i=0;i<nb_output_files;i++) {
2028 os = output_files[i];
2029 av_write_trailer(os);
2030 }
2031
37f5cd5a
MN		 2032 /* dump report by using the first video and audio streams */
2033 print_report(output_files, ost_table, nb_ostreams, 1);
2034
85f07f22
FB		 2035 /* close each encoder */
2036 for(i=0;i<nb_ostreams;i++) {
2037 ost = ost_table[i];
2038 if (ost->encoding_needed) {
01f4895c
MN		 2039 av_freep(&ost->st->codec->stats_in);
2040 avcodec_close(ost->st->codec);
85f07f22
FB		 2041 }
2042 }
115329f1 2043
85f07f22
FB		 2044 /* close each decoder */
2045 for(i=0;i<nb_istreams;i++) {
2046 ist = ist_table[i];
2047 if (ist->decoding_needed) {
01f4895c 2048 avcodec_close(ist->st->codec);
85f07f22
FB		 2049 }
2050 }
85f07f22 2051
85f07f22 2052 /* finished ! */
115329f1 2053
85f07f22
FB		 2054 ret = 0;
2055 fail1:
83b07470 2056 av_freep(&bit_buffer);
0f1578af 2057 av_free(file_table);
bdc4796f 2058
85f07f22
FB		 2059 if (ist_table) {
2060 for(i=0;i<nb_istreams;i++) {
2061 ist = ist_table[i];
0f1578af 2062 av_free(ist);
85f07f22 2063 }
0f1578af 2064 av_free(ist_table);
85f07f22
FB		 2065 }
2066 if (ost_table) {
2067 for(i=0;i<nb_ostreams;i++) {
2068 ost = ost_table[i];
2069 if (ost) {
5abdb4b1
FB		 2070 if (ost->logfile) {
2071 fclose(ost->logfile);
2072 ost->logfile = NULL;
2073 }
f5a478f6
RS		 2074 av_fifo_free(&ost->fifo); /* works even if fifo is not
2075 initialized but set to zero */
0f1578af 2076 av_free(ost->pict_tmp.data[0]);
85f07f22 2077 if (ost->video_resample)
18a54b04 2078 sws_freeContext(ost->img_resample_ctx);
85f07f22
FB		 2079 if (ost->audio_resample)
2080 audio_resample_close(ost->resample);
0f1578af 2081 av_free(ost);
85f07f22
FB		 2082 }
2083 }
0f1578af 2084 av_free(ost_table);
85f07f22
FB		 2085 }
2086 return ret;
2087 fail:
8fa36ae0 2088 ret = AVERROR(ENOMEM);
85f07f22
FB		 2089 goto fail1;
2090}
2091
2092#if 0
2093int file_read(const char *filename)
2094{
2095 URLContext *h;
2096 unsigned char buffer[1024];
2097 int len, i;
2098
2099 if (url_open(&h, filename, O_RDONLY) < 0) {
2100 printf("could not open '%s'\n", filename);
2101 return -1;
2102 }
2103 for(;;) {
2104 len = url_read(h, buffer, sizeof(buffer));
2105 if (len <= 0)
2106 break;
2107 for(i=0;i<len;i++) putchar(buffer[i]);
2108 }
2109 url_close(h);
2110 return 0;
2111}
2112#endif
2113
b29f97d1 2114static void opt_format(const char *arg)
85f07f22 2115{
817b23ff
FB		 2116 /* compatibility stuff for pgmyuv */
2117 if (!strcmp(arg, "pgmyuv")) {
5b6d5596 2118 pgmyuv_compatibility_hack=1;
9286699a 2119// opt_image_format(arg);
5b6d5596 2120 arg = "image2";
17ceb4f9 2121 fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
817b23ff
FB		 2122 }
2123
79fdaa4c
FB		 2124 file_iformat = av_find_input_format(arg);
2125 file_oformat = guess_format(arg, NULL, NULL);
2126 if (!file_iformat && !file_oformat) {
2127 fprintf(stderr, "Unknown input or output format: %s\n", arg);
85f07f22
FB		 2128 exit(1);
2129 }
85f07f22
FB		 2130}
2131
b29f97d1 2132static void opt_video_rc_eq(char *arg)
3aa102be
MN		 2133{
2134 video_rc_eq = arg;
2135}
2136
b29f97d1 2137static void opt_video_rc_override_string(char *arg)
ac2830ec
MN		 2138{
2139 video_rc_override_string = arg;
2140}
2141
f4f3223f
MN		 2142static void opt_me_threshold(const char *arg)
2143{
2144 me_threshold = atoi(arg);
2145}
2146
f068206e
BE		 2147static void opt_verbose(const char *arg)
2148{
2149 verbose = atoi(arg);
ab1c6dc9 2150 av_log_level = atoi(arg);
f068206e
BE		 2151}
2152
b29f97d1 2153static void opt_frame_rate(const char *arg)
85f07f22 2154{
b33ece16 2155 if (av_parse_video_frame_rate(&frame_rate, arg) < 0) {
445f1b83 2156 fprintf(stderr, "Incorrect frame rate\n");
bb270c08 2157 exit(1);
445f1b83 2158 }
85f07f22
FB		 2159}
2160
1b1656c6
RP		 2161static void opt_bitrate(const char *opt, const char *arg)
2162{
2163 int codec_type = opt[0]=='a' ? CODEC_TYPE_AUDIO : CODEC_TYPE_VIDEO;
2164
2165 opt_default(opt, arg);
2166
2167 if (av_get_int(avctx_opts[codec_type], "b", NULL) < 1000)
2168 fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n");
2169}
2170
b29f97d1 2171static void opt_frame_crop_top(const char *arg)
ab6d194a 2172{
115329f1 2173 frame_topBand = atoi(arg);
ab6d194a
MN		 2174 if (frame_topBand < 0) {
2175 fprintf(stderr, "Incorrect top crop size\n");
2176 exit(1);
2177 }
2178 if ((frame_topBand % 2) != 0) {
2179 fprintf(stderr, "Top crop size must be a multiple of 2\n");
2180 exit(1);
2181 }
2182 if ((frame_topBand) >= frame_height){
bb270c08 2183 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN		 2184 exit(1);
2185 }
2186 frame_height -= frame_topBand;
2187}
2188
b29f97d1 2189static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN		 2190{
2191 frame_bottomBand = atoi(arg);
2192 if (frame_bottomBand < 0) {
2193 fprintf(stderr, "Incorrect bottom crop size\n");
2194 exit(1);
2195 }
2196 if ((frame_bottomBand % 2) != 0) {
2197 fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
115329f1 2198 exit(1);
ab6d194a
MN		 2199 }
2200 if ((frame_bottomBand) >= frame_height){
bb270c08 2201 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN		 2202 exit(1);
2203 }
2204 frame_height -= frame_bottomBand;
2205}
2206
b29f97d1 2207static void opt_frame_crop_left(const char *arg)
ab6d194a
MN		 2208{
2209 frame_leftBand = atoi(arg);
2210 if (frame_leftBand < 0) {
2211 fprintf(stderr, "Incorrect left crop size\n");
2212 exit(1);
2213 }
2214 if ((frame_leftBand % 2) != 0) {
2215 fprintf(stderr, "Left crop size must be a multiple of 2\n");
2216 exit(1);
2217 }
2218 if ((frame_leftBand) >= frame_width){
bb270c08 2219 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN		 2220 exit(1);
2221 }
2222 frame_width -= frame_leftBand;
2223}
2224
b29f97d1 2225static void opt_frame_crop_right(const char *arg)
ab6d194a
MN		 2226{
2227 frame_rightBand = atoi(arg);
2228 if (frame_rightBand < 0) {
2229 fprintf(stderr, "Incorrect right crop size\n");
2230 exit(1);
2231 }
2232 if ((frame_rightBand % 2) != 0) {
2233 fprintf(stderr, "Right crop size must be a multiple of 2\n");
115329f1 2234 exit(1);
ab6d194a
MN		 2235 }
2236 if ((frame_rightBand) >= frame_width){
bb270c08 2237 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN		 2238 exit(1);
2239 }
2240 frame_width -= frame_rightBand;
2241}
2242
b29f97d1 2243static void opt_frame_size(const char *arg)
85f07f22 2244{
b33ece16 2245 if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
85f07f22
FB		 2246 fprintf(stderr, "Incorrect frame size\n");
2247 exit(1);
2248 }
2249 if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
2250 fprintf(stderr, "Frame size must be a multiple of 2\n");
2251 exit(1);
2252 }
2253}
2254
1ff93ffc
TK		 2255
2256#define SCALEBITS 10
2257#define ONE_HALF (1 << (SCALEBITS - 1))
bb270c08 2258#define FIX(x) ((int) ((x) * (1<<SCALEBITS) + 0.5))
1ff93ffc
TK		 2259
2260#define RGB_TO_Y(r, g, b) \
2261((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \
2262 FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS)
2263
2264#define RGB_TO_U(r1, g1, b1, shift)\
2265(((- FIX(0.16874) * r1 - FIX(0.33126) * g1 + \
2266 FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2267
2268#define RGB_TO_V(r1, g1, b1, shift)\
2269(((FIX(0.50000) * r1 - FIX(0.41869) * g1 - \
2270 FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2271
2272static void opt_pad_color(const char *arg) {
2273 /* Input is expected to be six hex digits similar to
2274 how colors are expressed in html tags (but without the #) */
2275 int rgb = strtol(arg, NULL, 16);
2276 int r,g,b;
115329f1
DB		 2277
2278 r = (rgb >> 16);
1ff93ffc
TK		 2279 g = ((rgb >> 8) & 255);
2280 b = (rgb & 255);
2281
2282 padcolor[0] = RGB_TO_Y(r,g,b);
2283 padcolor[1] = RGB_TO_U(r,g,b,0);
2284 padcolor[2] = RGB_TO_V(r,g,b,0);
2285}
2286
2287static void opt_frame_pad_top(const char *arg)
2288{
115329f1 2289 frame_padtop = atoi(arg);
1ff93ffc
TK		 2290 if (frame_padtop < 0) {
2291 fprintf(stderr, "Incorrect top pad size\n");
2292 exit(1);
2293 }
2294 if ((frame_padtop % 2) != 0) {
2295 fprintf(stderr, "Top pad size must be a multiple of 2\n");
2296 exit(1);
2297 }
2298}
2299
2300static void opt_frame_pad_bottom(const char *arg)
2301{
115329f1 2302 frame_padbottom = atoi(arg);
1ff93ffc
TK		 2303 if (frame_padbottom < 0) {
2304 fprintf(stderr, "Incorrect bottom pad size\n");
2305 exit(1);
2306 }
2307 if ((frame_padbottom % 2) != 0) {
2308 fprintf(stderr, "Bottom pad size must be a multiple of 2\n");
2309 exit(1);
2310 }
2311}
2312
2313
2314static void opt_frame_pad_left(const char *arg)
2315{
115329f1 2316 frame_padleft = atoi(arg);
1ff93ffc
TK		 2317 if (frame_padleft < 0) {
2318 fprintf(stderr, "Incorrect left pad size\n");
2319 exit(1);
2320 }
2321 if ((frame_padleft % 2) != 0) {
2322 fprintf(stderr, "Left pad size must be a multiple of 2\n");
2323 exit(1);
2324 }
2325}
2326
2327
2328static void opt_frame_pad_right(const char *arg)
2329{
115329f1 2330 frame_padright = atoi(arg);
1ff93ffc
TK		 2331 if (frame_padright < 0) {
2332 fprintf(stderr, "Incorrect right pad size\n");
2333 exit(1);
2334 }
2335 if ((frame_padright % 2) != 0) {
2336 fprintf(stderr, "Right pad size must be a multiple of 2\n");
2337 exit(1);
2338 }
2339}
2340
c3b95b1d
SS		 2341void list_pix_fmts(void)
2342{
2343 int i;
2344 char pix_fmt_str[128];
2345 for (i=-1; i < PIX_FMT_NB; i++) {
2346 avcodec_pix_fmt_string (pix_fmt_str, sizeof(pix_fmt_str), i);
2347 fprintf(stdout, "%s\n", pix_fmt_str);
2348 }
2349}
1ff93ffc 2350
63167088
RS		 2351static void opt_frame_pix_fmt(const char *arg)
2352{
c3b95b1d
SS		 2353 if (strcmp(arg, "list"))
2354 frame_pix_fmt = avcodec_get_pix_fmt(arg);
2355 else {
2356 list_pix_fmts();
2357 exit(0);
2358 }
63167088
RS		 2359}
2360
5fe03e38
RS		 2361static void opt_frame_aspect_ratio(const char *arg)
2362{
2363 int x = 0, y = 0;
2364 double ar = 0;
2365 const char *p;
115329f1 2366
5fe03e38
RS		 2367 p = strchr(arg, ':');
2368 if (p) {
2369 x = strtol(arg, (char **)&arg, 10);
bb270c08
DB		 2370 if (arg == p)
2371 y = strtol(arg+1, (char **)&arg, 10);
2372 if (x > 0 && y > 0)
2373 ar = (double)x / (double)y;
5fe03e38
RS		 2374 } else
2375 ar = strtod(arg, (char **)&arg);
2376
2377 if (!ar) {
2378 fprintf(stderr, "Incorrect aspect ratio specification.\n");
bb270c08 2379 exit(1);
5fe03e38
RS		 2380 }
2381 frame_aspect_ratio = ar;
2382}
2383
b29f97d1 2384static void opt_qscale(const char *arg)
85f07f22 2385{
158c7f05 2386 video_qscale = atof(arg);
4e64bead 2387 if (video_qscale <= 0 ||
158c7f05 2388 video_qscale > 255) {
4e64bead 2389 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
85f07f22
FB		 2390 exit(1);
2391 }
2392}
2393
b29f97d1 2394static void opt_qdiff(const char *arg)
9cdd6a24
MN		 2395{
2396 video_qdiff = atoi(arg);
2397 if (video_qdiff < 0 ||
2398 video_qdiff > 31) {
2399 fprintf(stderr, "qdiff must be >= 1 and <= 31\n");
2400 exit(1);
2401 }
2402}
2403
b29f97d1 2404static void opt_strict(const char *arg)
f560dd82
MN		 2405{
2406 strict= atoi(arg);
2407}
2408
bb198e19
MN		 2409static void opt_top_field_first(const char *arg)
2410{
2411 top_field_first= atoi(arg);
2412}
2413
9c3d33d6
MN		 2414static void opt_thread_count(const char *arg)
2415{
2416 thread_count= atoi(arg);
2450cff2 2417#if !defined(HAVE_THREADS)
d8019eb5
AD		 2418 if (verbose >= 0)
2419 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2420#endif
9c3d33d6
MN		 2421}
2422
b29f97d1 2423static void opt_audio_rate(const char *arg)
85f07f22
FB		 2424{
2425 audio_sample_rate = atoi(arg);
2426}
2427
b29f97d1 2428static void opt_audio_channels(const char *arg)
85f07f22
FB		 2429{
2430 audio_channels = atoi(arg);
2431}
2432
b29f97d1 2433static void opt_video_channel(const char *arg)
a5df11ab
FB		 2434{
2435 video_channel = strtol(arg, NULL, 0);
2436}
2437
e3ee3283
AB		 2438static void opt_video_standard(const char *arg)
2439{
2440 video_standard = av_strdup(arg);
2441}
2442
4a897224 2443static void opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 2444 int codec_type, const char *arg)
85f07f22 2445{
4a897224 2446 av_freep(pcodec_name);
1629626f 2447 if (!strcmp(arg, "copy")) {
cf7fc795 2448 *pstream_copy = 1;
85f07f22 2449 } else {
4a897224 2450 *pcodec_name = av_strdup(arg);
85f07f22
FB		 2451 }
2452}
2453
cf7fc795
FB		 2454static void opt_audio_codec(const char *arg)
2455{
4a897224 2456 opt_codec(&audio_stream_copy, &audio_codec_name, CODEC_TYPE_AUDIO, arg);
cf7fc795
FB		 2457}
2458
b2a2197e
MN		 2459static void opt_audio_tag(const char *arg)
2460{
2461 char *tail;
2462 audio_codec_tag= strtol(arg, &tail, 0);
2463
2464 if(!tail || *tail)
2465 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2466}
2467
2468static void opt_video_tag(const char *arg)
2469{
2470 char *tail;
2471 video_codec_tag= strtol(arg, &tail, 0);
2472
2473 if(!tail || *tail)
2474 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2475}
2476
d0f596b4 2477#ifdef CONFIG_VHOOK
b29f97d1 2478static void add_frame_hooker(const char *arg)
10d104e4
PG		 2479{
2480 int argc = 0;
2481 char *argv[64];
2482 int i;
e9a9e0c2 2483 char *args = av_strdup(arg);
10d104e4 2484
bee0d9e5
CY		 2485 using_vhook = 1;
2486
10d104e4
PG		 2487 argv[0] = strtok(args, " ");
2488 while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) {
2489 }
2490
2491 i = frame_hook_add(argc, argv);
2492
2493 if (i != 0) {
2494 fprintf(stderr, "Failed to add video hook function: %s\n", arg);
2495 exit(1);
2496 }
2497}
d0f596b4 2498#endif
10d104e4 2499
b29f97d1 2500static void opt_video_codec(const char *arg)
85f07f22 2501{
4a897224 2502 opt_codec(&video_stream_copy, &video_codec_name, CODEC_TYPE_VIDEO, arg);
cf7fc795 2503}
85f07f22 2504
cf7fc795
FB		 2505static void opt_subtitle_codec(const char *arg)
2506{
4a897224 2507 opt_codec(&subtitle_stream_copy, &subtitle_codec_name, CODEC_TYPE_SUBTITLE, arg);
85f07f22
FB		 2508}
2509
b29f97d1 2510static void opt_map(const char *arg)
85f07f22
FB		 2511{
2512 AVStreamMap *m;
2513 const char *p;
2514
2515 p = arg;
2516 m = &stream_maps[nb_stream_maps++];
2517
2518 m->file_index = strtol(arg, (char **)&p, 0);
2519 if (*p)
2520 p++;
a5dc85ef
J		 2521
2522 m->stream_index = strtol(p, (char **)&p, 0);
b4a3389e
WG		 2523 if (*p) {
2524 p++;
2525 m->sync_file_index = strtol(p, (char **)&p, 0);
2526 if (*p)
2527 p++;
2528 m->sync_stream_index = strtol(p, (char **)&p, 0);
2529 } else {
2530 m->sync_file_index = m->file_index;
2531 m->sync_stream_index = m->stream_index;
2532 }
85f07f22
FB		 2533}
2534
0a38bafd
PB		 2535static void opt_map_meta_data(const char *arg)
2536{
2537 AVMetaDataMap *m;
2538 const char *p;
115329f1 2539
0a38bafd
PB		 2540 p = arg;
2541 m = &meta_data_maps[nb_meta_data_maps++];
2542
2543 m->out_file = strtol(arg, (char **)&p, 0);
2544 if (*p)
2545 p++;
2546
2547 m->in_file = strtol(p, (char **)&p, 0);
2548}
2549
f9436161
SS		 2550static int64_t parse_time_or_die(const char *timestr, int is_duration)
2551{
2552 int64_t us = parse_date(timestr, is_duration);
2553 if (us == INT64_MIN) {
2554 fprintf(stderr, "Invalid %s specification: %s\n",
2555 is_duration ? "duration" : "date", timestr);
2556 exit(1);
2557 }
2558 return us;
2559}
2560
b29f97d1 2561static void opt_recording_time(const char *arg)
85f07f22 2562{
f9436161 2563 recording_time = parse_time_or_die(arg, 1);
85f07f22
FB		 2564}
2565
8831db5c
MN		 2566static void opt_start_time(const char *arg)
2567{
f9436161 2568 start_time = parse_time_or_die(arg, 1);
8831db5c
MN		 2569}
2570
4568325a
RS		 2571static void opt_rec_timestamp(const char *arg)
2572{
f9436161 2573 rec_timestamp = parse_time_or_die(arg, 0) / 1000000;
4568325a
RS		 2574}
2575
a6a92a9a
WG		 2576static void opt_input_ts_offset(const char *arg)
2577{
f9436161 2578 input_ts_offset = parse_time_or_die(arg, 1);
a6a92a9a
WG		 2579}
2580
4a897224
NG		 2581static enum CodecID find_codec_or_die(const char *name, int type, int encoder)
2582{
4f489292 2583 char *codec_string = encoder ? "encoder" : "decoder";
4a897224
NG		 2584 AVCodec *codec;
2585
2586 if(!name)
2587 return CODEC_ID_NONE;
2588 codec = encoder ?
2589 avcodec_find_encoder_by_name(name) :
2590 avcodec_find_decoder_by_name(name);
2591 if(!codec) {
4f489292 2592 av_log(NULL, AV_LOG_ERROR, "Unknown %s '%s'\n", codec_string, name);
4a897224
NG		 2593 exit(1);
2594 }
2595 if(codec->type != type) {
4f489292 2596 av_log(NULL, AV_LOG_ERROR, "Invalid %s type '%s'\n", codec_string, name);
4a897224
NG		 2597 exit(1);
2598 }
2599 return codec->id;
2600}
2601
b29f97d1 2602static void opt_input_file(const char *filename)
85f07f22
FB		 2603{
2604 AVFormatContext *ic;
2605 AVFormatParameters params, *ap = &params;
14bea432 2606 int err, i, ret, rfps, rfps_base;
bd1b79a1 2607 int64_t timestamp;
85f07f22 2608
b242baa4
FB		 2609 if (!strcmp(filename, "-"))
2610 filename = "pipe:";
2611
115329f1 2612 using_stdin |= !strncmp(filename, "pipe:", 5) ||
d9a916e2
CY		 2613 !strcmp( filename, "/dev/stdin" );
2614
85f07f22 2615 /* get default parameters from command line */
4eb72c6b
NS		 2616 ic = av_alloc_format_context();
2617
79fdaa4c 2618 memset(ap, 0, sizeof(*ap));
4eb72c6b 2619 ap->prealloced_context = 1;
79fdaa4c
FB		 2620 ap->sample_rate = audio_sample_rate;
2621 ap->channels = audio_channels;
b33ece16
SS		 2622 ap->time_base.den = frame_rate.num;
2623 ap->time_base.num = frame_rate.den;
1ff93ffc
TK		 2624 ap->width = frame_width + frame_padleft + frame_padright;
2625 ap->height = frame_height + frame_padtop + frame_padbottom;
63167088 2626 ap->pix_fmt = frame_pix_fmt;
2639c651
RS		 2627 ap->channel = video_channel;
2628 ap->standard = video_standard;
4a897224
NG		 2629 ap->video_codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 0);
2630 ap->audio_codec_id = find_codec_or_die(audio_codec_name, CODEC_TYPE_AUDIO, 0);
5b6d5596
MN		 2631 if(pgmyuv_compatibility_hack)
2632 ap->video_codec_id= CODEC_ID_PGMYUV;
79fdaa4c 2633
4eb72c6b 2634 for(i=0; i<opt_name_count; i++){
bd31a388 2635 const AVOption *opt;
4eb72c6b 2636 double d= av_get_double(avformat_opts, opt_names[i], &opt);
e146ce52 2637 if(!isnan(d) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
4eb72c6b
NS		 2638 av_set_double(ic, opt_names[i], d);
2639 }
79fdaa4c
FB		 2640 /* open the input file with generic libav function */
2641 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 2642 if (err < 0) {
79fdaa4c 2643 print_error(filename, err);
85f07f22
FB		 2644 exit(1);
2645 }
50e143c4
NS		 2646 if(opt_programid) {
2647 int i;
2648 for(i=0; i<ic->nb_programs; i++)
2649 if(ic->programs[i]->id != opt_programid)
2650 ic->programs[i]->discard = AVDISCARD_ALL;
2651 }
30bc6613 2652
5894e1bb
VP		 2653 ic->loop_input = loop_input;
2654
79fdaa4c
FB		 2655 /* If not enough info to get the stream parameters, we decode the
2656 first frames to get it. (used in mpeg case for example) */
2657 ret = av_find_stream_info(ic);
d8019eb5 2658 if (ret < 0 && verbose >= 0) {
85f07f22
FB		 2659 fprintf(stderr, "%s: could not find codec parameters\n", filename);
2660 exit(1);
2661 }
2662
bd1b79a1
MN		 2663 timestamp = start_time;
2664 /* add the stream start time */
2665 if (ic->start_time != AV_NOPTS_VALUE)
2666 timestamp += ic->start_time;
2667
254abc2e
FB		 2668 /* if seeking requested, we execute it */
2669 if (start_time != 0) {
3ba1438d 2670 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
254abc2e 2671 if (ret < 0) {
115329f1 2672 fprintf(stderr, "%s: could not seek to position %0.3f\n",
254abc2e
FB		 2673 filename, (double)timestamp / AV_TIME_BASE);
2674 }
2675 /* reset seek info */
2676 start_time = 0;
2677 }
2678
85f07f22
FB		 2679 /* update the current parameters so that they match the one of the input stream */
2680 for(i=0;i<ic->nb_streams;i++) {
637b5326 2681 int j;
01f4895c 2682 AVCodecContext *enc = ic->streams[i]->codec;
c62c07d3
MN		 2683 if(thread_count>1)
2684 avcodec_thread_init(enc, thread_count);
c62c07d3 2685 enc->thread_count= thread_count;
85f07f22
FB		 2686 switch(enc->codec_type) {
2687 case CODEC_TYPE_AUDIO:
637b5326 2688 for(j=0; j<opt_name_count; j++){
bd31a388 2689 const AVOption *opt;
23b254fb 2690 double d= av_get_double(avctx_opts[CODEC_TYPE_AUDIO], opt_names[j], &opt);
e146ce52 2691 if(!isnan(d) && (opt->flags&AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
637b5326
MN		 2692 av_set_double(enc, opt_names[j], d);
2693 }
e0d2714a 2694 //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
85f07f22
FB		 2695 audio_channels = enc->channels;
2696 audio_sample_rate = enc->sample_rate;
b4aea108 2697 if(audio_disable)
f3356e9c 2698 ic->streams[i]->discard= AVDISCARD_ALL;
85f07f22
FB		 2699 break;
2700 case CODEC_TYPE_VIDEO:
637b5326 2701 for(j=0; j<opt_name_count; j++){
bd31a388 2702 const AVOption *opt;
23b254fb 2703 double d= av_get_double(avctx_opts[CODEC_TYPE_VIDEO], opt_names[j], &opt);
e146ce52 2704 if(!isnan(d) && (opt->flags&AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
637b5326
MN		 2705 av_set_double(enc, opt_names[j], d);
2706 }
85f07f22
FB		 2707 frame_height = enc->height;
2708 frame_width = enc->width;
bb270c08
DB		 2709 frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
2710 frame_pix_fmt = enc->pix_fmt;
c0df9d75
MN		 2711 rfps = ic->streams[i]->r_frame_rate.num;
2712 rfps_base = ic->streams[i]->r_frame_rate.den;
637b5326 2713 if(enc->lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
f4f3223f
MN		 2714 if(me_threshold)
2715 enc->debug |= FF_DEBUG_MV;
d7425f59 2716
115329f1 2717 if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
d8019eb5
AD		 2718
2719 if (verbose >= 0)
386c88de 2720 fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
c0df9d75 2721 i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
d8019eb5 2722
15bc38e5 2723 (float)rfps / rfps_base, rfps, rfps_base);
79fdaa4c 2724 }
bf5af568 2725 /* update the current frame rate to match the stream frame rate */
b33ece16
SS		 2726 frame_rate.num = rfps;
2727 frame_rate.den = rfps_base;
bdfcbbed
MK		 2728
2729 enc->rate_emu = rate_emu;
b4aea108 2730 if(video_disable)
f3356e9c
MN		 2731 ic->streams[i]->discard= AVDISCARD_ALL;
2732 else if(video_discard)
2733 ic->streams[i]->discard= video_discard;
85f07f22 2734 break;
254abc2e
FB		 2735 case CODEC_TYPE_DATA:
2736 break;
cf7fc795 2737 case CODEC_TYPE_SUBTITLE:
11bf3847
AJ		 2738 if(subtitle_disable)
2739 ic->streams[i]->discard = AVDISCARD_ALL;
cf7fc795 2740 break;
ae38261e
MB		 2741 case CODEC_TYPE_UNKNOWN:
2742 break;
51bd4565 2743 default:
0f4e8165 2744 abort();
85f07f22
FB		 2745 }
2746 }
115329f1 2747
85f07f22 2748 input_files[nb_input_files] = ic;
bd1b79a1 2749 input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
85f07f22 2750 /* dump the file content */
d8019eb5
AD		 2751 if (verbose >= 0)
2752 dump_format(ic, nb_input_files, filename, 0);
2753
85f07f22 2754 nb_input_files++;
79fdaa4c
FB		 2755 file_iformat = NULL;
2756 file_oformat = NULL;
bdfcbbed 2757
2639c651 2758 video_channel = 0;
115329f1 2759
bdfcbbed 2760 rate_emu = 0;
85f07f22
FB		 2761}
2762
11bf3847
AJ		 2763static void check_audio_video_sub_inputs(int *has_video_ptr, int *has_audio_ptr,
2764 int *has_subtitle_ptr)
919f448d 2765{
11bf3847 2766 int has_video, has_audio, has_subtitle, i, j;
919f448d
FB		 2767 AVFormatContext *ic;
2768
2769 has_video = 0;
2770 has_audio = 0;
11bf3847 2771 has_subtitle = 0;
919f448d
FB		 2772 for(j=0;j<nb_input_files;j++) {
2773 ic = input_files[j];
2774 for(i=0;i<ic->nb_streams;i++) {
01f4895c 2775 AVCodecContext *enc = ic->streams[i]->codec;
919f448d
FB		 2776 switch(enc->codec_type) {
2777 case CODEC_TYPE_AUDIO:
2778 has_audio = 1;
2779 break;
2780 case CODEC_TYPE_VIDEO:
2781 has_video = 1;
2782 break;
11bf3847
AJ		 2783 case CODEC_TYPE_SUBTITLE:
2784 has_subtitle = 1;
2785 break;
6fb316d5 2786 case CODEC_TYPE_DATA:
ae38261e 2787 case CODEC_TYPE_UNKNOWN:
6fb316d5 2788 break;
51bd4565 2789 default:
0f4e8165 2790 abort();
919f448d
FB		 2791 }
2792 }
2793 }
2794 *has_video_ptr = has_video;
2795 *has_audio_ptr = has_audio;
11bf3847 2796 *has_subtitle_ptr = has_subtitle;
919f448d
FB		 2797}
2798
cf7fc795 2799static void new_video_stream(AVFormatContext *oc)
85f07f22
FB		 2800{
2801 AVStream *st;
cf7fc795
FB		 2802 AVCodecContext *video_enc;
2803 int codec_id;
115329f1 2804
cf7fc795
FB		 2805 st = av_new_stream(oc, oc->nb_streams);
2806 if (!st) {
2807 fprintf(stderr, "Could not alloc stream\n");
2808 exit(1);
2809 }
54cc9c46 2810 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_VIDEO);
748c2fca
MN		 2811 bitstream_filters[nb_output_files][oc->nb_streams - 1]= video_bitstream_filters;
2812 video_bitstream_filters= NULL;
2813
cf7fc795 2814 if(thread_count>1)
01f4895c 2815 avcodec_thread_init(st->codec, thread_count);
115329f1 2816
01f4895c 2817 video_enc = st->codec;
115329f1 2818
cf7fc795
FB		 2819 if(video_codec_tag)
2820 video_enc->codec_tag= video_codec_tag;
115329f1 2821
90ad92b3 2822 if( (video_global_header&1)
637b5326 2823 || (video_global_header==0 && (oc->oformat->flags & AVFMT_GLOBALHEADER))){
cf7fc795 2824 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
23b254fb 2825 avctx_opts[CODEC_TYPE_VIDEO]->flags|= CODEC_FLAG_GLOBAL_HEADER;
637b5326
MN		 2826 }
2827 if(video_global_header&2){
90ad92b3 2828 video_enc->flags2 |= CODEC_FLAG2_LOCAL_HEADER;
23b254fb 2829 avctx_opts[CODEC_TYPE_VIDEO]->flags2|= CODEC_FLAG2_LOCAL_HEADER;
637b5326 2830 }
90ad92b3 2831
cf7fc795
FB		 2832 if (video_stream_copy) {
2833 st->stream_copy = 1;
2834 video_enc->codec_type = CODEC_TYPE_VIDEO;
2835 } else {
2836 char *p;
2837 int i;
2838 AVCodec *codec;
115329f1 2839
cf7fc795 2840 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_VIDEO);
4a897224
NG		 2841 if (video_codec_name)
2842 codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 1);
115329f1 2843
cf7fc795
FB		 2844 video_enc->codec_id = codec_id;
2845 codec = avcodec_find_encoder(codec_id);
115329f1 2846
8bbf6db9 2847 for(i=0; i<opt_name_count; i++){
bd31a388 2848 const AVOption *opt;
23b254fb 2849 double d= av_get_double(avctx_opts[CODEC_TYPE_VIDEO], opt_names[i], &opt);
e146ce52 2850 if(!isnan(d) && (opt->flags&AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM))
8bbf6db9
MN		 2851 av_set_double(video_enc, opt_names[i], d);
2852 }
115329f1 2853
b33ece16
SS		 2854 video_enc->time_base.den = frame_rate.num;
2855 video_enc->time_base.num = frame_rate.den;
cf7fc795
FB		 2856 if(codec && codec->supported_framerates){
2857 const AVRational *p= codec->supported_framerates;
b33ece16 2858 AVRational req= (AVRational){frame_rate.num, frame_rate.den};
cf7fc795
FB		 2859 const AVRational *best=NULL;
2860 AVRational best_error= (AVRational){INT_MAX, 1};
2861 for(; p->den!=0; p++){
2862 AVRational error= av_sub_q(req, *p);
2863 if(error.num <0) error.num *= -1;
2864 if(av_cmp_q(error, best_error) < 0){
2865 best_error= error;
2866 best= p;
2867 }
2868 }
2869 video_enc->time_base.den= best->num;
2870 video_enc->time_base.num= best->den;
2871 }
115329f1 2872
cf7fc795
FB		 2873 video_enc->width = frame_width + frame_padright + frame_padleft;
2874 video_enc->height = frame_height + frame_padtop + frame_padbottom;
e7268d51 2875 video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*video_enc->height/video_enc->width, 255);
cf7fc795
FB		 2876 video_enc->pix_fmt = frame_pix_fmt;
2877
2878 if(codec && codec->pix_fmts){
2879 const enum PixelFormat *p= codec->pix_fmts;
2880 for(; *p!=-1; p++){
2881 if(*p == video_enc->pix_fmt)
2882 break;
2883 }
2884 if(*p == -1)
2885 video_enc->pix_fmt = codec->pix_fmts[0];
2886 }
2887
babe0e8c 2888 if (intra_only)
cf7fc795
FB		 2889 video_enc->gop_size = 0;
2890 if (video_qscale || same_quality) {
2891 video_enc->flags |= CODEC_FLAG_QSCALE;
115329f1 2892 video_enc->global_quality=
cf7fc795
FB		 2893 st->quality = FF_QP2LAMBDA * video_qscale;
2894 }
2895
2896 if(intra_matrix)
2897 video_enc->intra_matrix = intra_matrix;
2898 if(inter_matrix)
2899 video_enc->inter_matrix = inter_matrix;
2900
cf7fc795 2901 video_enc->max_qdiff = video_qdiff;
cf7fc795 2902 video_enc->rc_eq = video_rc_eq;
cf7fc795
FB		 2903 video_enc->thread_count = thread_count;
2904 p= video_rc_override_string;
2905 for(i=0; p; i++){
2906 int start, end, q;
2907 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
2908 if(e!=3){
2909 fprintf(stderr, "error parsing rc_override\n");
2910 exit(1);
2911 }
115329f1
DB		 2912 video_enc->rc_override=
2913 av_realloc(video_enc->rc_override,
cf7fc795
FB		 2914 sizeof(RcOverride)*(i+1));
2915 video_enc->rc_override[i].start_frame= start;
2916 video_enc->rc_override[i].end_frame = end;
2917 if(q>0){
2918 video_enc->rc_override[i].qscale= q;
2919 video_enc->rc_override[i].quality_factor= 1.0;
2920 }
2921 else{
2922 video_enc->rc_override[i].qscale= 0;
2923 video_enc->rc_override[i].quality_factor= -q/100.0;
2924 }
2925 p= strchr(p, '/');
2926 if(p) p++;
2927 }
2928 video_enc->rc_override_count=i;
079e8cb9
BC		 2929 if (!video_enc->rc_initial_buffer_occupancy)
2930 video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size*3/4;
cf7fc795 2931 video_enc->me_threshold= me_threshold;
cf7fc795
FB		 2932 video_enc->intra_dc_precision= intra_dc_precision - 8;
2933 video_enc->strict_std_compliance = strict;
cf7fc795 2934
cf7fc795
FB		 2935 if (do_psnr)
2936 video_enc->flags|= CODEC_FLAG_PSNR;
115329f1 2937
cf7fc795
FB		 2938 /* two pass mode */
2939 if (do_pass) {
2940 if (do_pass == 1) {
2941 video_enc->flags |= CODEC_FLAG_PASS1;
2942 } else {
2943 video_enc->flags |= CODEC_FLAG_PASS2;
2944 }
2945 }
2946 }
2947
2948 /* reset some key parameters */
2949 video_disable = 0;
4a897224 2950 av_freep(&video_codec_name);
cf7fc795
FB		 2951 video_stream_copy = 0;
2952}
2953
2954static void new_audio_stream(AVFormatContext *oc)
2955{
2956 AVStream *st;
2957 AVCodecContext *audio_enc;
8bbf6db9 2958 int codec_id, i;
115329f1 2959
cf7fc795
FB		 2960 st = av_new_stream(oc, oc->nb_streams);
2961 if (!st) {
2962 fprintf(stderr, "Could not alloc stream\n");
2963 exit(1);
2964 }
54cc9c46 2965 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_AUDIO);
748c2fca
MN		 2966
2967 bitstream_filters[nb_output_files][oc->nb_streams - 1]= audio_bitstream_filters;
2968 audio_bitstream_filters= NULL;
2969
cf7fc795 2970 if(thread_count>1)
01f4895c 2971 avcodec_thread_init(st->codec, thread_count);
115329f1 2972
01f4895c 2973 audio_enc = st->codec;
cf7fc795 2974 audio_enc->codec_type = CODEC_TYPE_AUDIO;
f889d3f9 2975 audio_enc->strict_std_compliance = strict;
115329f1 2976
cf7fc795
FB		 2977 if(audio_codec_tag)
2978 audio_enc->codec_tag= audio_codec_tag;
115329f1 2979
637b5326 2980 if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
cf7fc795 2981 audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
23b254fb 2982 avctx_opts[CODEC_TYPE_AUDIO]->flags|= CODEC_FLAG_GLOBAL_HEADER;
637b5326 2983 }
cf7fc795
FB		 2984 if (audio_stream_copy) {
2985 st->stream_copy = 1;
2986 audio_enc->channels = audio_channels;
2987 } else {
2988 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_AUDIO);
115329f1 2989
8bbf6db9 2990 for(i=0; i<opt_name_count; i++){
bd31a388 2991 const AVOption *opt;
23b254fb 2992 double d= av_get_double(avctx_opts[CODEC_TYPE_AUDIO], opt_names[i], &opt);
e146ce52 2993 if(!isnan(d) && (opt->flags&AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM))
8bbf6db9
MN		 2994 av_set_double(audio_enc, opt_names[i], d);
2995 }
115329f1 2996
4a897224
NG		 2997 if (audio_codec_name)
2998 codec_id = find_codec_or_die(audio_codec_name, CODEC_TYPE_AUDIO, 1);
cf7fc795 2999 audio_enc->codec_id = codec_id;
115329f1 3000
c57c770d
JR		 3001 if (audio_qscale > QSCALE_NONE) {
3002 audio_enc->flags |= CODEC_FLAG_QSCALE;
3003 audio_enc->global_quality = st->quality = FF_QP2LAMBDA * audio_qscale;
3004 }
cf7fc795 3005 audio_enc->thread_count = thread_count;
e3e3be53 3006 audio_enc->channels = audio_channels;
cf7fc795
FB		 3007 }
3008 audio_enc->sample_rate = audio_sample_rate;
78e03516 3009 audio_enc->time_base= (AVRational){1, audio_sample_rate};
cf7fc795 3010 if (audio_language) {
f7d78f36 3011 av_strlcpy(st->language, audio_language, sizeof(st->language));
cf7fc795
FB		 3012 av_free(audio_language);
3013 audio_language = NULL;
3014 }
3015
3016 /* reset some key parameters */
3017 audio_disable = 0;
4a897224 3018 av_freep(&audio_codec_name);
cf7fc795
FB		 3019 audio_stream_copy = 0;
3020}
3021
11bf3847 3022static void new_subtitle_stream(AVFormatContext *oc)
cf7fc795 3023{
cf7fc795
FB		 3024 AVStream *st;
3025 AVCodecContext *subtitle_enc;
8bbf6db9 3026 int i;
115329f1 3027
cf7fc795
FB		 3028 st = av_new_stream(oc, oc->nb_streams);
3029 if (!st) {
3030 fprintf(stderr, "Could not alloc stream\n");
3031 exit(1);
3032 }
54cc9c46 3033 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_SUBTITLE);
cf7fc795 3034
01f4895c 3035 subtitle_enc = st->codec;
cf7fc795
FB		 3036 subtitle_enc->codec_type = CODEC_TYPE_SUBTITLE;
3037 if (subtitle_stream_copy) {
3038 st->stream_copy = 1;
3039 } else {
8bbf6db9 3040 for(i=0; i<opt_name_count; i++){
bd31a388 3041 const AVOption *opt;
23b254fb 3042 double d= av_get_double(avctx_opts[CODEC_TYPE_SUBTITLE], opt_names[i], &opt);
e146ce52 3043 if(!isnan(d) && (opt->flags&AV_OPT_FLAG_SUBTITLE_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM))
8bbf6db9
MN		 3044 av_set_double(subtitle_enc, opt_names[i], d);
3045 }
4a897224 3046 subtitle_enc->codec_id = find_codec_or_die(subtitle_codec_name, CODEC_TYPE_SUBTITLE, 1);
cf7fc795
FB		 3047 }
3048
3049 if (subtitle_language) {
f7d78f36 3050 av_strlcpy(st->language, subtitle_language, sizeof(st->language));
cf7fc795
FB		 3051 av_free(subtitle_language);
3052 subtitle_language = NULL;
3053 }
3054
11bf3847 3055 subtitle_disable = 0;
4a897224 3056 av_freep(&subtitle_codec_name);
cf7fc795
FB		 3057 subtitle_stream_copy = 0;
3058}
3059
3060static void opt_new_audio_stream(void)
3061{
3062 AVFormatContext *oc;
3063 if (nb_output_files <= 0) {
3064 fprintf(stderr, "At least one output file must be specified\n");
3065 exit(1);
3066 }
3067 oc = output_files[nb_output_files - 1];
3068 new_audio_stream(oc);
3069}
3070
3071static void opt_new_video_stream(void)
3072{
3073 AVFormatContext *oc;
3074 if (nb_output_files <= 0) {
3075 fprintf(stderr, "At least one output file must be specified\n");
3076 exit(1);
3077 }
3078 oc = output_files[nb_output_files - 1];
3079 new_video_stream(oc);
3080}
3081
11bf3847
AJ		 3082static void opt_new_subtitle_stream(void)
3083{
3084 AVFormatContext *oc;
3085 if (nb_output_files <= 0) {
3086 fprintf(stderr, "At least one output file must be specified\n");
3087 exit(1);
3088 }
3089 oc = output_files[nb_output_files - 1];
3090 new_subtitle_stream(oc);
3091}
3092
cf7fc795
FB		 3093static void opt_output_file(const char *filename)
3094{
3095 AVFormatContext *oc;
11bf3847
AJ		 3096 int use_video, use_audio, use_subtitle;
3097 int input_has_video, input_has_audio, input_has_subtitle, i;
817b23ff 3098 AVFormatParameters params, *ap = &params;
85f07f22
FB		 3099
3100 if (!strcmp(filename, "-"))
3101 filename = "pipe:";
3102
bc874dae 3103 oc = av_alloc_format_context();
85f07f22 3104
79fdaa4c
FB		 3105 if (!file_oformat) {
3106 file_oformat = guess_format(NULL, filename, NULL);
3107 if (!file_oformat) {
4021300c 3108 fprintf(stderr, "Unable to find a suitable output format for '%s'\n",
79fdaa4c
FB		 3109 filename);
3110 exit(1);
3111 }
85f07f22 3112 }
115329f1 3113
79fdaa4c 3114 oc->oformat = file_oformat;
f7d78f36 3115 av_strlcpy(oc->filename, filename, sizeof(oc->filename));
85f07f22 3116
115329f1 3117 if (!strcmp(file_oformat->name, "ffm") &&
f7d78f36 3118 av_strstart(filename, "http:", NULL)) {
85f07f22
FB		 3119 /* special case for files sent to ffserver: we get the stream
3120 parameters from ffserver */
3121 if (read_ffserver_streams(oc, filename) < 0) {
3122 fprintf(stderr, "Could not read stream parameters from '%s'\n", filename);
3123 exit(1);
3124 }
3125 } else {
4a897224
NG		 3126 use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy || video_codec_name;
3127 use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy || audio_codec_name;
3128 use_subtitle = file_oformat->subtitle_codec != CODEC_ID_NONE || subtitle_stream_copy || subtitle_codec_name;
919f448d 3129
e30a2846
FB		 3130 /* disable if no corresponding type found and at least one
3131 input file */
3132 if (nb_input_files > 0) {
11bf3847
AJ		 3133 check_audio_video_sub_inputs(&input_has_video, &input_has_audio,
3134 &input_has_subtitle);
e30a2846
FB		 3135 if (!input_has_video)
3136 use_video = 0;
3137 if (!input_has_audio)
3138 use_audio = 0;
11bf3847
AJ		 3139 if (!input_has_subtitle)
3140 use_subtitle = 0;
e30a2846 3141 }
919f448d
FB		 3142
3143 /* manual disable */
85f07f22
FB		 3144 if (audio_disable) {
3145 use_audio = 0;
3146 }
3147 if (video_disable) {
3148 use_video = 0;
3149 }
11bf3847
AJ		 3150 if (subtitle_disable) {
3151 use_subtitle = 0;
3152 }
115329f1 3153
85f07f22 3154 if (use_video) {
cf7fc795 3155 new_video_stream(oc);
85f07f22 3156 }
115329f1 3157
85f07f22 3158 if (use_audio) {
cf7fc795 3159 new_audio_stream(oc);
85f07f22
FB		 3160 }
3161
11bf3847
AJ		 3162 if (use_subtitle) {
3163 new_subtitle_stream(oc);
3164 }
3165
4568325a 3166 oc->timestamp = rec_timestamp;
115329f1 3167
bb270c08 3168 if (str_title)
f7d78f36 3169 av_strlcpy(oc->title, str_title, sizeof(oc->title));
85f07f22 3170 if (str_author)
f7d78f36 3171 av_strlcpy(oc->author, str_author, sizeof(oc->author));
85f07f22 3172 if (str_copyright)
f7d78f36 3173 av_strlcpy(oc->copyright, str_copyright, sizeof(oc->copyright));
85f07f22 3174 if (str_comment)
f7d78f36 3175 av_strlcpy(oc->comment, str_comment, sizeof(oc->comment));
63d5075c 3176 if (str_album)
f7d78f36 3177 av_strlcpy(oc->album, str_album, sizeof(oc->album));
85f07f22
FB		 3178 }
3179
1629626f 3180 output_files[nb_output_files++] = oc;
85f07f22 3181
919f448d 3182 /* check filename in case of an image number is expected */
79fdaa4c 3183 if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
5c07cf53 3184 if (!av_filename_number_test(oc->filename)) {
79fdaa4c 3185 print_error(oc->filename, AVERROR_NUMEXPECTED);
919f448d 3186 exit(1);
79fdaa4c 3187 }
919f448d
FB		 3188 }
3189
79fdaa4c 3190 if (!(oc->oformat->flags & AVFMT_NOFILE)) {
85f07f22 3191 /* test if it already exists to avoid loosing precious files */
115329f1 3192 if (!file_overwrite &&
85f07f22 3193 (strchr(filename, ':') == NULL ||
f7d78f36 3194 av_strstart(filename, "file:", NULL))) {
85f07f22
FB		 3195 if (url_exist(filename)) {
3196 int c;
115329f1 3197
d9a916e2
CY		 3198 if ( !using_stdin ) {
3199 fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
3200 fflush(stderr);
3201 c = getchar();
3202 if (toupper(c) != 'Y') {
3203 fprintf(stderr, "Not overwriting - exiting\n");
3204 exit(1);
3205 }
bb270c08
DB		 3206 }
3207 else {
d9a916e2 3208 fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
85f07f22 3209 exit(1);
bb270c08 3210 }
85f07f22
FB		 3211 }
3212 }
115329f1 3213
85f07f22
FB		 3214 /* open the file */
3215 if (url_fopen(&oc->pb, filename, URL_WRONLY) < 0) {
3216 fprintf(stderr, "Could not open '%s'\n", filename);
3217 exit(1);
3218 }
3219 }
3220
817b23ff 3221 memset(ap, 0, sizeof(*ap));
817b23ff
FB		 3222 if (av_set_parameters(oc, ap) < 0) {
3223 fprintf(stderr, "%s: Invalid encoding parameters\n",
3224 oc->filename);
3225 exit(1);
3226 }
3227
17c88cb0
MN		 3228 oc->preload= (int)(mux_preload*AV_TIME_BASE);
3229 oc->max_delay= (int)(mux_max_delay*AV_TIME_BASE);
8108551a 3230 oc->loop_output = loop_output;
2db3c638 3231
8e16b25c 3232 for(i=0; i<opt_name_count; i++){
bd31a388 3233 const AVOption *opt;
8e16b25c 3234 double d = av_get_double(avformat_opts, opt_names[i], &opt);
e146ce52 3235 if(!isnan(d) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM))
8e16b25c
PI		 3236 av_set_double(oc, opt_names[i], d);
3237 }
3238
85f07f22 3239 /* reset some options */
79fdaa4c
FB		 3240 file_oformat = NULL;
3241 file_iformat = NULL;
85f07f22
FB		 3242}
3243
5abdb4b1 3244/* same option as mencoder */
b29f97d1 3245static void opt_pass(const char *pass_str)
5abdb4b1
FB		 3246{
3247 int pass;
3248 pass = atoi(pass_str);
3249 if (pass != 1 && pass != 2) {
3250 fprintf(stderr, "pass number can be only 1 or 2\n");
3251 exit(1);
3252 }
3253 do_pass = pass;
3254}
a38469e1 3255
0c1a9eda 3256static int64_t getutime(void)
bdc4796f 3257{
66be5b45 3258#ifdef HAVE_GETRUSAGE
f3ec2d46
SG		 3259 struct rusage rusage;
3260
3261 getrusage(RUSAGE_SELF, &rusage);
3262 return (rusage.ru_utime.tv_sec * 1000000LL) + rusage.ru_utime.tv_usec;
7495c306
RP		 3263#elif defined(HAVE_GETPROCESSTIMES)
3264 HANDLE proc;
3265 FILETIME c, e, k, u;
3266 proc = GetCurrentProcess();
3267 GetProcessTimes(proc, &c, &e, &k, &u);
3268 return ((int64_t) u.dwHighDateTime << 32 | u.dwLowDateTime) / 10;
3269#else
a9bb28a3 3270 return av_gettime();
66be5b45 3271#endif
bdc4796f 3272}
5727b222 3273
e8a42081 3274#if defined(CONFIG_FFM_DEMUXER) || defined(CONFIG_FFM_MUXER)
79fdaa4c 3275extern int ffm_nopts;
e8a42081 3276#endif
79fdaa4c 3277
1af2ca78 3278static void opt_show_formats(void)
85f07f22 3279{
79fdaa4c
FB		 3280 AVInputFormat *ifmt;
3281 AVOutputFormat *ofmt;
85f07f22 3282 URLProtocol *up;
3738fe1a 3283 AVCodec *p, *p2;
c0de00da 3284 const char *last_name;
3738fe1a
MN		 3285
3286 printf("File formats:\n");
3287 last_name= "000";
3288 for(;;){
3289 int decode=0;
3290 int encode=0;
3291 const char *name=NULL;
92a80570 3292 const char *long_name=NULL;
3738fe1a
MN		 3293
3294 for(ofmt = first_oformat; ofmt != NULL; ofmt = ofmt->next) {
3295 if((name == NULL || strcmp(ofmt->name, name)<0) &&
3296 strcmp(ofmt->name, last_name)>0){
3297 name= ofmt->name;
92a80570 3298 long_name= ofmt->long_name;
3738fe1a
MN		 3299 encode=1;
3300 }
3301 }
3302 for(ifmt = first_iformat; ifmt != NULL; ifmt = ifmt->next) {
3303 if((name == NULL || strcmp(ifmt->name, name)<0) &&
3304 strcmp(ifmt->name, last_name)>0){
3305 name= ifmt->name;
92a80570 3306 long_name= ifmt->long_name;
3738fe1a
MN		 3307 encode=0;
3308 }
3309 if(name && strcmp(ifmt->name, name)==0)
3310 decode=1;
3311 }
3312 if(name==NULL)
3313 break;
3314 last_name= name;
115329f1 3315
3738fe1a 3316 printf(
115329f1
DB		 3317 " %s%s %-15s %s\n",
3318 decode ? "D":" ",
3319 encode ? "E":" ",
92a80570
MN		 3320 name,
3321 long_name ? long_name:" ");
817b23ff
FB		 3322 }
3323 printf("\n");
3324
85f07f22 3325 printf("Codecs:\n");
3738fe1a
MN